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spark/dist/spark.cjs.min.js
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sparkjsdev[bot] 875072b2fd Bump dist build
2025-09-29 16:18:59 +00:00

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Array(8).fill(0).map((i,r)=>H(s[r]));return`${A}(${n.join(", ")})`}case"mat4x3":{const s=e,n=new Array(12).fill(0).map((i,r)=>H(s[r]));return`${A}(${n.join(", ")})`}default:throw new Error(`Type not implemented: ${String(A)}`)}}}function J(t,A){return new Ks(t,A)}function Lt(t){const A=String(t);if(dt(t))return`${A}(false)`;if(ot(t))return`${A}(0.0)`;if(QA(t))return`${A}(0)`;if(pA(t))return`${A}(0u)`;throw new Error(`Type not implemented: ${A}`)}function dc(t){const A=String(t);if(dt(t))return`${A}(true)`;if(ot(t))return`${A}(1.0)`;if(QA(t))return`${A}(1)`;if(pA(t))return`${A}(1u)`;throw new Error(`Type not implemented: ${A}`)}function yc(t){const A=String(t);if(dt(t))return`${A}(true)`;if(ot(t))return`${A}(-1.0)`;if(QA(t))return`${A}(-1)`;if(pA(t))return`${A}(0xFFFFFFFFu)`;throw new Error(`Type not implemented: ${A}`)}const Es=" ";class $s{constructor({indent:A}={}){this.globals=new Set,this.statements=[],this.uniforms={},this.declares=new Set,this.updaters=[],this.sequence=0,this.indent=Es,this.indent=A??Es}nextSequence(){return this.sequence++}}class V{constructor({inTypes:A,outTypes:e,inputs:s,update:n,globals:i,statements:r,generate:a}){this.inTypes=A??{},this.outTypes=e??{},this.inputs=s??{},this.update=n,this.globals=i,this.statements=r,this.generate=a??(({inputs:o,outputs:g,compile:l})=>{var c,I;return{globals:(c=this.globals)==null?void 0:c.call(this,{inputs:o,outputs:g,compile:l}),statements:(I=this.statements)==null?void 0:I.call(this,{inputs:o,outputs:g,compile:l})}})}get outputs(){const A={};for(const e in this.outTypes)A[e]=new K(this,e);return A}apply(A){return Object.assign(this.inputs,A),this.outputs}compile({inputs:A,outputs:e,compile:s}){const n=[`// ${this.constructor.name}(${Object.values(A).join(", ")}) => (${Object.values(e).join(", ")})`],i=[];for(const g in e){const l=e[g];l&&!s.declares.has(l)&&(s.declares.add(l),i.push(g))}const{globals:r,statements:a,uniforms:o}=this.generate({inputs:A,outputs:e,compile:s});for(const g of r??[])s.globals.add(g);for(const g in o)s.uniforms[g]=o[g];this.update&&s.updaters.push(this.update);for(const g of i){const l=e[g];l&&(s.uniforms[l]||n.push(`${As(l,this.outTypes[g])};`))}return a!=null&&a.length&&(n.push("{"),n.push(...a.map(g=>s.indent+g)),n.push("}")),n}}class PA extends V{constructor({inTypes:A,outTypes:e,inputs:s,update:n,globals:i,construct:r}){super({inTypes:A,outTypes:e,inputs:s,update:n,globals:i,generate:a=>this.generateBlock(a)}),this.construct=r}generateBlock({inputs:A,outputs:e,compile:s}){var E,C;const n={},i={};for(const B in A)A[B]!=null&&(n[B]=new bt(this.inTypes[B],A[B]));for(const B in e)e[B]!=null&&(i[B]=new it(this.outTypes[B]));const r={roots:[]},a=this.construct(n,i,r);for(const B of((E=this.globals)==null?void 0:E.call(this,{inputs:A,outputs:e,compile:s}))??[])s.globals.add(B);const o=[],g=new Map;function l(B,Q,f){let p=g.get(B);if(!p){p={sequence:s.nextSequence(),outNames:new Map,newOuts:new Set},g.set(B,p);for(const d in B.inputs){let y=B.inputs[d];for(;y;){if(y instanceof it){y instanceof K&&l(y.dyno,y.key);break}y=y.dynoOut()}}o.push(B)}Q&&(f||p.newOuts.add(Q),p.outNames.set(Q,f??`${Q}_${p.sequence}`))}for(const B of r.roots)l(B);for(const B in i){let Q=(a==null?void 0:a[B])??i[B];for(;Q;){if(Q instanceof it){Q instanceof K&&l(Q.dyno,Q.key,e[B]);break}Q=Q.dynoOut()}i[B]=Q}const c=[];for(const B of o){const Q={},f={};for(const y in B.inputs){let D=B.inputs[y];for(;D;){if(D instanceof it){if(D instanceof bt)Q[y]=D.getLiteral();else if(D instanceof K){const x=(C=g.get(D.dyno))==null?void 0:C.outNames.get(D.key);if(!x)throw new Error(`Source not found for ${D.dyno.constructor.name}.${D.key}`);Q[y]=x}break}D=D.dynoOut()}}const p=g.get(B)??{outNames:new Map};for(const[y,D]of p.outNames.entries())f[y]=D;const d=B.compile({inputs:Q,outputs:f,compile:s});c.push(d)}const I=[];for(const B in e)i[B]instanceof bt&&I.push(`${e[B]} = ${i[B].getLiteral()};`);return I.length>0&&c.push(I),{statements:c.flatMap((B,Q)=>Q===0?B:["",...B])}}}function FA(t,A,e,{update:s,globals:n}={}){return new PA({inTypes:t,outTypes:A,construct:e,update:s,globals:n})}function ne({inTypes:t,outTypes:A,inputs:e,update:s,globals:n,statements:i,generate:r}){return new V({inTypes:t,outTypes:A,inputs:e,update:s,globals:n,statements:i,generate:r})}function As(t,A,e){const s=typeof A=="string"?A:A.type;if(!s)throw new Error(`Invalid DynoType: ${String(A)}`);return`${s} ${t}${e!=null?`[${e}]`:""}`}function YA(t){var i;let A=!1;const e=t.split(`
`).map(r=>{const a=r.trimEnd();return A?a:a.length>0?(A=!0,a):null}).filter(r=>r!=null);for(;e.length>0&&e[e.length-1].length===0;)e.pop();if(e.length===0)return[];const s=(i=e[0].match(/^\s*/))==null?void 0:i[0];if(!s)return e;const n=new RegExp(`^${s}`);return e.map(r=>r.replace(n,""))}function CA(t){return YA(t).join(`
`)}class v extends V{constructor({a:A,outKey:e,outTypeFunc:s}){const n={a:$(A)},i=s($(A)),r={[e]:i};super({inTypes:n,outTypes:r,inputs:{a:A}}),this.outKey=e}dynoOut(){return new K(this,this.outKey)}}class tA extends V{constructor({a:A,b:e,outKey:s,outTypeFunc:n}){const i={a:$(A),b:$(e)},r=n($(A),$(e)),a={[s]:r};super({inTypes:i,outTypes:a,inputs:{a:A,b:e}}),this.outKey=s}dynoOut(){return new K(this,this.outKey)}}class wt extends V{constructor({a:A,b:e,c:s,outKey:n,outTypeFunc:i}){const r={a:$(A),b:$(e),c:$(s)},a=i($(A),$(e),$(s)),o={[n]:a};super({inTypes:r,outTypes:o,inputs:{a:A,b:e,c:s}}),this.outKey=n}dynoOut(){return new K(this,this.outKey)}}const AA={type:"Gsplat"},ie={type:"PackedSplats"},wc=t=>new Ps({packedSplats:t}),Ft=(t,A)=>new Xs({packedSplats:t,index:A}),Vs=(t,A,e,s)=>new Os({packedSplats:t,index:A,base:e,count:s}),Bt=t=>new js({gsplat:t}),rt=({gsplat:t,flags:A,index:e,center:s,scales:n,quaternion:i,rgba:r,rgb:a,opacity:o,x:g,y:l,z:c,r:I,g:h,b:E})=>new Ws({gsplat:t,flags:A,index:e,center:s,scales:n,quaternion:i,rgba:r,rgb:a,opacity:o,x:g,y:l,z:c,r:I,g:h,b:E}),He=t=>new tn({gsplat:t}),ts=(t,{scale:A,rotate:e,translate:s,recolor:n})=>new en({gsplat:t,scale:A,rotate:e,translate:s,recolor:n}),NA=CA(`
struct Gsplat {
vec3 center;
uint flags;
vec3 scales;
int index;
vec4 quaternion;
vec4 rgba;
};
const uint GSPLAT_FLAG_ACTIVE = 1u << 0u;
bool isGsplatActive(uint flags) {
return (flags & GSPLAT_FLAG_ACTIVE) != 0u;
}
`),me=CA(`
struct PackedSplats {
usampler2DArray texture;
int numSplats;
vec4 rgbMinMaxLnScaleMinMax;
};
`);class Ps extends v{constructor({packedSplats:A}){super({a:A,outKey:"numSplats",outTypeFunc:()=>"int"}),this.statements=({inputs:e,outputs:s})=>[`${s.numSplats} = ${e.a}.numSplats;`]}}const Zs=CA(`
bool readPackedSplat(usampler2DArray texture, int numSplats, vec4 rgbMinMaxLnScaleMinMax, int index, out Gsplat gsplat) {
if ((index >= 0) && (index < numSplats)) {
uvec4 packed = texelFetch(texture, splatTexCoord(index), 0);
unpackSplatEncoding(packed, gsplat.center, gsplat.scales, gsplat.quaternion, gsplat.rgba, rgbMinMaxLnScaleMinMax);
return true;
} else {
return false;
}
}
`);class Xs extends V{constructor({packedSplats:A,index:e}){super({inTypes:{packedSplats:ie,index:"int"},outTypes:{gsplat:AA},inputs:{packedSplats:A,index:e},globals:()=>[NA,me,Zs],statements:({inputs:s,outputs:n})=>{const{gsplat:i}=n;if(!i)return[];const{packedSplats:r,index:a}=s;let o;return r&&a?o=YA(`
if (readPackedSplat(${r}.texture, ${r}.numSplats, ${r}.rgbMinMaxLnScaleMinMax, ${a}, ${i})) {
bool zeroSize = all(equal(${i}.scales, vec3(0.0, 0.0, 0.0)));
${i}.flags = zeroSize ? 0u : GSPLAT_FLAG_ACTIVE;
} else {
${i}.flags = 0u;
}
`):o=[`${i}.flags = 0u;`],o.push(`${i}.index = ${a??"0"};`),o}})}dynoOut(){return new K(this,"gsplat")}}class Os extends V{constructor({packedSplats:A,index:e,base:s,count:n}){super({inTypes:{packedSplats:ie,index:"int",base:"int",count:"int"},outTypes:{gsplat:AA},inputs:{packedSplats:A,index:e,base:s,count:n},globals:()=>[NA,me,Zs],statements:({inputs:i,outputs:r})=>{const{gsplat:a}=r;if(!a)return[];const{packedSplats:o,index:g,base:l,count:c}=i;let I;return o&&g&&l&&c?I=YA(`
${a}.flags = 0u;
if ((${g} >= ${l}) && (${g} < (${l} + ${c}))) {
if (readPackedSplat(${o}.texture, ${o}.numSplats, ${o}.rgbMinMaxLnScaleMinMax, ${g}, ${a})) {
bool zeroSize = all(equal(${a}.scales, vec3(0.0, 0.0, 0.0)));
${a}.flags = zeroSize ? 0u : GSPLAT_FLAG_ACTIVE;
}
}
`):I=[`${a}.flags = 0u;`],I.push(`${a}.index = ${g??"0"};`),I}})}dynoOut(){return new K(this,"gsplat")}}class js extends V{constructor({gsplat:A}){super({inTypes:{gsplat:AA},outTypes:{flags:"uint",active:"bool",index:"int",center:"vec3",scales:"vec3",quaternion:"vec4",rgba:"vec4",rgb:"vec3",opacity:"float",x:"float",y:"float",z:"float",r:"float",g:"float",b:"float"},inputs:{gsplat:A},globals:()=>[NA],statements:({inputs:e,outputs:s})=>{const{gsplat:n}=e,{flags:i,active:r,index:a,center:o,scales:g,quaternion:l,rgba:c,rgb:I,opacity:h,x:E,y:C,z:B,r:Q,g:f,b:p}=s;return[i?`${i} = ${n?`${n}.flags`:"0u"};`:null,r?`${r} = isGsplatActive(${n?`${n}.flags`:"0u"});`:null,a?`${a} = ${n?`${n}.index`:"0"};`:null,o?`${o} = ${n?`${n}.center`:"vec3(0.0, 0.0, 0.0)"};`:null,g?`${g} = ${n?`${n}.scales`:"vec3(0.0, 0.0, 0.0)"};`:null,l?`${l} = ${n?`${n}.quaternion`:"vec4(0.0, 0.0, 0.0, 1.0)"};`:null,c?`${c} = ${n?`${n}.rgba`:"vec4(0.0, 0.0, 0.0, 0.0)"};`:null,I?`${I} = ${n?`${n}.rgba.rgb`:"vec3(0.0, 0.0, 0.0)"};`:null,h?`${h} = ${n?`${n}.rgba.a`:"0.0"};`:null,E?`${E} = ${n?`${n}.center.x`:"0.0"};`:null,C?`${C} = ${n?`${n}.center.y`:"0.0"};`:null,B?`${B} = ${n?`${n}.center.z`:"0.0"};`:null,Q?`${Q} = ${n?`${n}.rgba.r`:"0.0"};`:null,f?`${f} = ${n?`${n}.rgba.g`:"0.0"};`:null,p?`${p} = ${n?`${n}.rgba.b`:"0.0"};`:null].filter(Boolean)}})}}class Ws extends V{constructor({gsplat:A,flags:e,index:s,center:n,scales:i,quaternion:r,rgba:a,rgb:o,opacity:g,x:l,y:c,z:I,r:h,g:E,b:C}){super({inTypes:{gsplat:AA,flags:"uint",index:"int",center:"vec3",scales:"vec3",quaternion:"vec4",rgba:"vec4",rgb:"vec3",opacity:"float",x:"float",y:"float",z:"float",r:"float",g:"float",b:"float"},outTypes:{gsplat:AA},inputs:{gsplat:A,flags:e,index:s,center:n,scales:i,quaternion:r,rgba:a,rgb:o,opacity:g,x:l,y:c,z:I,r:h,g:E,b:C},globals:()=>[NA],statements:({inputs:B,outputs:Q})=>{const{gsplat:f}=Q;if(!f)return[];const{gsplat:p,flags:d,index:y,center:D,scales:x,quaternion:w,rgba:m,rgb:k,opacity:M,x:S,y:U,z:F,r:b,g:T,b:R}=B;return[`${f}.flags = ${d??(p?`${p}.flags`:"0u")};`,`${f}.index = ${y??(p?`${p}.index`:"0")};`,`${f}.center = ${D??(p?`${p}.center`:"vec3(0.0, 0.0, 0.0)")};`,`${f}.scales = ${x??(p?`${p}.scales`:"vec3(0.0, 0.0, 0.0)")};`,`${f}.quaternion = ${w??(p?`${p}.quaternion`:"vec4(0.0, 0.0, 0.0, 1.0)")};`,`${f}.rgba = ${m??(p?`${p}.rgba`:"vec4(0.0, 0.0, 0.0, 0.0)")};`,k?`${f}.rgba.rgb = ${k};`:null,M?`${f}.rgba.a = ${M};`:null,S?`${f}.center.x = ${S};`:null,U?`${f}.center.y = ${U};`:null,F?`${f}.center.z = ${F};`:null,b?`${f}.rgba.r = ${b};`:null,T?`${f}.rgba.g = ${T};`:null,R?`${f}.rgba.b = ${R};`:null].filter(Boolean)}})}dynoOut(){return new K(this,"gsplat")}}const An=CA(`
vec3 gsplatNormal(vec3 scales, vec4 quaternion) {
float minScale = min(scales.x, min(scales.y, scales.z));
vec3 normal;
if (scales.z == minScale) {
normal = vec3(0.0, 0.0, 1.0);
} else if (scales.y == minScale) {
normal = vec3(0.0, 1.0, 0.0);
} else {
normal = vec3(1.0, 0.0, 0.0);
}
return quatVec(quaternion, normal);
}
`);class tn extends v{constructor({gsplat:A}){super({a:A,outKey:"normal",outTypeFunc:()=>"vec3"}),this.globals=()=>[NA,An],this.statements=({inputs:e,outputs:s})=>[`${s.normal} = gsplatNormal(${e.a}.scales, ${e.a}.quaternion);`]}}class en extends V{constructor({gsplat:A,scale:e,rotate:s,translate:n,recolor:i}){super({inTypes:{gsplat:AA,scale:"float",rotate:"vec4",translate:"vec3",recolor:"vec4"},outTypes:{gsplat:AA},inputs:{gsplat:A,scale:e,rotate:s,translate:n,recolor:i},globals:()=>[NA],statements:({inputs:r,outputs:a,compile:o})=>{const{gsplat:g}=a;if(!g||!r.gsplat)return[];const{scale:l,rotate:c,translate:I,recolor:h}=r,E=o.indent;return[`${g} = ${r.gsplat};`,`if (isGsplatActive(${g}.flags)) {`,l?`${E}${g}.center *= ${l};`:null,c?`${E}${g}.center = quatVec(${c}, ${g}.center);`:null,I?`${E}${g}.center += ${I};`:null,l?`${E}${g}.scales *= ${l};`:null,c?`${E}${g}.quaternion = quatQuat(${c}, ${g}.quaternion);`:null,h?`${E}${g}.rgba *= ${h};`:null,"}"].filter(Boolean)}})}dynoOut(){return new K(this,"gsplat")}}const sn=(t,A)=>new nn({gsplat:t,rgbMinMaxLnScaleMinMax:A}),mc=t=>new es({rgba8:t});class nn extends V{constructor({gsplat:A,rgbMinMaxLnScaleMinMax:e}){super({inTypes:{gsplat:AA,rgbMinMaxLnScaleMinMax:"vec4"},inputs:{gsplat:A,rgbMinMaxLnScaleMinMax:e},globals:()=>[NA],statements:({inputs:s,outputs:n})=>{const{output:i}=n;if(!i)return[];const{gsplat:r,rgbMinMaxLnScaleMinMax:a}=s;return r?YA(`
if (isGsplatActive(${r}.flags)) {
${i} = packSplatEncoding(${r}.center, ${r}.scales, ${r}.quaternion, ${r}.rgba, ${a});
} else {
${i} = uvec4(0u, 0u, 0u, 0u);
}
`):[`${i} = uvec4(0u, 0u, 0u, 0u);`]}})}dynoOut(){return new K(this,"output")}}class es extends V{constructor({rgba8:A}){super({inTypes:{rgba8:"vec4"},inputs:{rgba8:A},statements:({inputs:e,outputs:s})=>[`target = ${e.rgba8??"vec4(0.0, 0.0, 0.0, 0.0)"};`]})}dynoOut(){return new K(this,"rgba8")}}const xc=(t,A,e)=>new N({key:t,type:A,value:e}),Sc=(t=!1,A)=>new Ce({key:A,value:t}),Dc=(t=0,A)=>new rn({key:A,value:t}),Mc=(t=0,A)=>new Zt({key:A,value:t}),qA=(t=0,A)=>new Et({key:A,value:t}),vc=(t,A)=>new an({key:A,value:t}),bc=(t,A)=>new on({key:A,value:t}),Fc=(t,A)=>new cn({key:A,value:t}),Nc=(t,A)=>new qt({key:A,value:t}),kc=(t,A)=>new gn({key:A,value:t}),Tc=(t,A)=>new ln({key:A,value:t}),Uc=(t,A)=>new In({key:A,value:t}),et=(t,A)=>new Nt({key:A,value:t}),Gc=(t,A)=>new un({key:A,value:t}),Rc=(t,A)=>new hn({key:A,value:t}),Yc=(t,A)=>new Cn({key:A,value:t}),Jc=(t,A)=>new Gt({key:A,value:t}),_c=(t,A)=>new Bn({key:A,value:t}),Lc=(t,A)=>new En({key:A,value:t}),zc=(t,A)=>new Qn({key:A,value:t}),Hc=(t,A)=>new pn({key:A,value:t}),qc=(t,A)=>new fn({key:A,value:t}),Kc=(t,A)=>new dn({key:A,value:t}),$c=(t,A)=>new yn({key:A,value:t}),Vc=(t,A)=>new wn({key:A,value:t}),Pc=(t,A)=>new mn({key:A,value:t}),Zc=(t,A)=>new xn({key:A,value:t}),Xc=(t,A)=>new Sn({key:A,value:t}),Oc=(t,A)=>new Dn({key:A,value:t}),jc=(t,A)=>new Mn({key:A,value:t}),Wc=(t,A)=>new vn({key:A,value:t}),Ag=(t,A)=>new bn({key:A,value:t}),tg=(t,A)=>new Kt({key:A,value:t}),eg=(t,A)=>new Fn({key:t,value:A}),sg=(t,A)=>new Nn({key:A,value:t}),ng=(t,A)=>new kn({key:A,value:t}),ig=(t,A)=>new Tn({key:A,value:t}),rg=(t,A)=>new Un({key:A,value:t}),ag=(t,A)=>new Gn({key:A,value:t}),og=(t,A)=>new Rn({key:A,value:t}),cg=(t,A)=>new Yn({key:A,value:t}),gg=(t,A)=>new Jn({key:A,value:t}),lg=(t,A)=>new _n({key:A,value:t}),Ig=(t,A)=>new Ln({key:A,value:t});class N extends V{constructor({key:A,type:e,count:s,value:n,update:i,globals:r}){A=A??"value",super({outTypes:{[A]:e},update:()=>{if(i){const 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Mi({a:t}),vl=(t,A)=>new vi({a:t,b:A}),bl=t=>new bi({a:t}),Fl=t=>new Fi({a:t}),Nl=t=>new Ni({a:t}),kl=t=>new ki({a:t}),Tl=t=>new Ti({a:t}),Ul=t=>new Ui({a:t}),Gl=t=>new Gi({a:t}),Rl=(t,A)=>new Ri({a:t,b:A}),Ii=(t,A)=>new Yi({a:t,b:A}),Yl=(t,A,e)=>new Ji({a:t,min:A,max:e}),ui=(t,A,e)=>new _i({a:t,b:A,t:e}),Jl=(t,A)=>new Li({edge:t,x:A}),_l=(t,A,e)=>new zi({edge0:t,edge1:A,x:e}),Ll=t=>new Hi({a:t}),zl=t=>new qi({a:t});class hi extends tA{constructor({a:A,b:e}){super({a:A,b:e,outKey:"sum",outTypeFunc:as}),this.statements=({inputs:s,outputs:n})=>[`${n.sum} = ${s.a} + ${s.b};`]}}class Ci extends tA{constructor({a:A,b:e}){super({a:A,b:e,outKey:"difference",outTypeFunc:Zg}),this.statements=({inputs:s,outputs:n})=>[`${n.difference} = ${s.a} - ${s.b};`]}}class Bi extends tA{constructor({a:A,b:e}){super({a:A,b:e,outKey:"product",outTypeFunc:Xg}),this.statements=({inputs:s,outputs:n})=>[`${n.product} = ${s.a} * ${s.b};`]}}class Ei extends 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tA{constructor({a:A,b:e}){super({a:A,b:e,outKey:"power",outTypeFunc:ol}),this.statements=({inputs:s,outputs:n})=>[`${n.power} = pow(${s.a}, ${s.b});`]}}class bi extends v{constructor({a:A}){super({a:A,outKey:"exp",outTypeFunc:cl}),this.statements=({inputs:e,outputs:s})=>[`${s.exp} = exp(${e.a});`]}}class Fi extends v{constructor({a:A}){super({a:A,outKey:"exp2",outTypeFunc:gl}),this.statements=({inputs:e,outputs:s})=>[`${s.exp2} = exp2(${e.a});`]}}class Ni extends v{constructor({a:A}){super({a:A,outKey:"log",outTypeFunc:ll}),this.statements=({inputs:e,outputs:s})=>[`${s.log} = log(${e.a});`]}}class ki extends v{constructor({a:A}){super({a:A,outKey:"log2",outTypeFunc:Il}),this.statements=({inputs:e,outputs:s})=>[`${s.log2} = log2(${e.a});`]}}class Ti extends v{constructor({a:A}){super({a:A,outKey:"sqr",outTypeFunc:ul}),this.statements=({inputs:e,outputs:s})=>[`${s.sqr} = ${e.a} * ${e.a};`]}}class Ui extends v{constructor({a:A}){super({a:A,outKey:"sqrt",outTypeFunc:hl}),this.statements=({inputs:e,outputs:s})=>[`${s.sqrt} = sqrt(${e.a});`]}}class Gi extends v{constructor({a:A}){super({a:A,outKey:"inversesqrt",outTypeFunc:Cl}),this.statements=({inputs:e,outputs:s})=>[`${s.inversesqrt} = inversesqrt(${e.a});`]}}class Ri extends tA{constructor({a:A,b:e}){super({a:A,b:e,outKey:"min",outTypeFunc:ci}),this.statements=({inputs:s,outputs:n})=>[`${n.min} = min(${s.a}, ${s.b});`]}}class Yi extends tA{constructor({a:A,b:e}){super({a:A,b:e,outKey:"max",outTypeFunc:Bl}),this.statements=({inputs:s,outputs:n})=>[`${n.max} = max(${s.a}, ${s.b});`]}}class Ji extends wt{constructor({a:A,min:e,max:s}){super({a:A,b:e,c:s,outKey:"clamp",outTypeFunc:El}),this.statements=({inputs:n,outputs:i})=>{const{a:r,b:a,c:o}=n;return[`${i.clamp} = clamp(${r}, ${a}, ${o});`]}}}class _i extends wt{constructor({a:A,b:e,t:s}){super({a:A,b:e,c:s,outKey:"mix",outTypeFunc:Ql}),this.statements=({inputs:n,outputs:i})=>{const{a:r,b:a,c:o}=n;return[`${i.mix} = mix(${r}, ${a}, ${o});`]}}}class Li extends tA{constructor({edge:A,x:e}){super({a:A,b:e,outKey:"step",outTypeFunc:pl}),this.statements=({inputs:s,outputs:n})=>{const{a:i,b:r}=s;return[`${n.step} = step(${i}, ${r});`]}}}class zi extends wt{constructor({edge0:A,edge1:e,x:s}){super({a:A,b:e,c:s,outKey:"smoothstep",outTypeFunc:fl}),this.statements=({inputs:n,outputs:i})=>{const{a:r,b:a,c:o}=n;return[`${i.smoothstep} = smoothstep(${r}, ${a}, ${o});`]}}}class Hi extends v{constructor({a:A}){super({a:A,outKey:"isNan",outTypeFunc:gi}),this.statements=({inputs:e,outputs:s})=>[`${s.isNan} = isNan(${e.a});`]}}class qi extends v{constructor({a:A}){super({a:A,outKey:"isInf",outTypeFunc:dl}),this.statements=({inputs:e,outputs:s})=>[`${s.isInf} = isInf(${e.a});`]}}const Hl=(t,A)=>new $i({a:t,b:A}),ql=(t,A)=>new Vi({a:t,b:A}),Kl=(t,A)=>new Pi({a:t,b:A}),$l=t=>new Zi({a:t}),Vl=(t,A)=>new Xi({a:t,b:A}),Pl=(t,A)=>new Oi({a:t,b:A}),Zl=(t,A)=>new ji({a:t,b:A}),Ki=(t,A)=>new Wi({a:t,b:A}),Xl=(t,A)=>new Ar({a:t,b:A}),Ol=(t,A)=>new tr({a:t,b:A}),jl=t=>new er({a:t}),Wl=t=>new sr({a:t}),cs=(t,A,e)=>new nr({cond:t,t:A,f:e}),AI=t=>new rr({a:t});class $i extends tA{constructor({a:A,b:e}){super({a:A,b:e,outTypeFunc:(s,n)=>s,outKey:"and"}),this.statements=({inputs:s,outputs:n})=>this.outTypes.and==="bool"?[`${n.and} = ${s.a} && ${s.b};`]:[`${n.and} = ${s.a} & ${s.b};`]}}class Vi extends tA{constructor({a:A,b:e}){super({a:A,b:e,outTypeFunc:(s,n)=>s,outKey:"or"}),this.statements=({inputs:s,outputs:n})=>this.outTypes.or==="bool"?[`${n.or} = ${s.a} || ${s.b};`]:[`${n.or} = ${s.a} | ${s.b};`]}}class Pi extends tA{constructor({a:A,b:e}){super({a:A,b:e,outTypeFunc:(s,n)=>s,outKey:"xor"}),this.statements=({inputs:s,outputs:n})=>this.outTypes.xor==="bool"?[`${n.xor} = ${s.a} ^^ ${s.b};`]:[`${n.xor} = ${s.a} ^ ${s.b};`]}}class Zi extends v{constructor({a:A}){super({a:A,outTypeFunc:e=>e,outKey:"not"}),this.statements=({inputs:e,outputs:s})=>this.outTypes.not==="bool"?[`${s.not} = !${e.a};`]:[`${s.not} = not(${e.a});`]}}class Xi extends tA{constructor({a:A,b:e}){super({a:A,b:e,outTypeFunc:(s,n)=>Se(s,"lessThan"),outKey:"lessThan"}),this.statements=({inputs:s,outputs:n})=>this.outTypes.lessThan==="bool"?[`${n.lessThan} = ${s.a} < ${s.b};`]:[`${n.lessThan} = lessThan(${s.a}, ${s.b});`]}}class Oi extends tA{constructor({a:A,b:e}){super({a:A,b:e,outTypeFunc:(s,n)=>Se(s,"lessThanEqual"),outKey:"lessThanEqual"}),this.statements=({inputs:s,outputs:n})=>this.outTypes.lessThanEqual==="bool"?[`${n.lessThanEqual} = ${s.a} <= ${s.b};`]:[`${n.lessThanEqual} = lessThanEqual(${s.a}, ${s.b});`]}}class ji extends tA{constructor({a:A,b:e}){super({a:A,b:e,outTypeFunc:(s,n)=>Se(s,"greaterThan"),outKey:"greaterThan"}),this.statements=({inputs:s,outputs:n})=>this.outTypes.greaterThan==="bool"?[`${n.greaterThan} = ${s.a} > ${s.b};`]:[`${n.greaterThan} = greaterThan(${s.a}, ${s.b});`]}}class Wi extends tA{constructor({a:A,b:e}){super({a:A,b:e,outTypeFunc:(s,n)=>Se(s,"greaterThanEqual"),outKey:"greaterThanEqual"}),this.statements=({inputs:s,outputs:n})=>this.outTypes.greaterThanEqual==="bool"?[`${n.greaterThanEqual} = ${s.a} >= ${s.b};`]:[`${n.greaterThanEqual} = greaterThanEqual(${s.a}, ${s.b});`]}}class Ar extends tA{constructor({a:A,b:e}){super({a:A,b:e,outTypeFunc:ir,outKey:"equal"}),this.statements=({inputs:s,outputs:n})=>this.outTypes.equal==="bool"?[`${n.equal} = ${s.a} == ${s.b};`]:[`${n.equal} = equal(${s.a}, ${s.b});`]}}class tr extends tA{constructor({a:A,b:e}){super({a:A,b:e,outTypeFunc:tI,outKey:"notEqual"}),this.statements=({inputs:s,outputs:n})=>this.outTypes.notEqual==="bool"?[`${n.notEqual} = ${s.a} != ${s.b};`]:[`${n.notEqual} = notEqual(${s.a}, ${s.b});`]}}class er extends v{constructor({a:A}){super({a:A,outTypeFunc:e=>"bool",outKey:"any"}),this.statements=({inputs:e,outputs:s})=>[`${s.any} = any(${e.a});`]}}class sr extends v{constructor({a:A}){super({a:A,outTypeFunc:e=>"bool",outKey:"all"}),this.statements=({inputs:e,outputs:s})=>[`${s.all} = all(${e.a});`]}}class nr extends wt{constructor({cond:A,t:e,f:s}){super({a:A,b:e,c:s,outKey:"select",outTypeFunc:(n,i,r)=>i}),this.statements=({inputs:n,outputs:i})=>{const{a:r,b:a,c:o}=n;return[`${i.select} = (${r}) ? (${a}) : (${o});`]}}}function Se(t,A){if(yt(t))return"bool";if(t==="ivec2"||t==="uvec2"||t==="vec2")return"bvec2";if(t==="ivec3"||t==="uvec3"||t==="vec3")return"bvec3";if(t==="ivec4"||t==="uvec4"||t==="vec4")return"bvec4";throw new Error(`Invalid ${A} type: ${t}`)}function ir(t,A="equal"){if(yt(t))return"bool";if(dt(t))return t;if(t==="ivec2"||t==="uvec2"||t==="vec2")return"bvec2";if(t==="ivec3"||t==="uvec3"||t==="vec3")return"bvec3";if(t==="ivec4"||t==="uvec4"||t==="vec4")return"bvec4";throw new Error(`Invalid ${A} type: ${t}`)}function tI(t){return ir(t,"notEqual")}function eI(t){if(dt(t))return"bool";if(QA(t))return"int";if(pA(t))return"uint";throw new Error(`Invalid compXor type: ${t}`)}class rr extends v{constructor({a:A}){const e=eI($(A));super({a:A,outTypeFunc:s=>e,outKey:"compXor"}),this.statements=({inputs:s,outputs:n})=>{if(yt(this.outTypes.compXor))return[`${n.compXor} = ${s.a};`];const r=(Tt(e)?["x","y"]:Ut(e)?["x","y","z"]:["x","y","z","w"]).map(o=>`${s.a}.${o}`),a=dt(e)?"^^":"^";return[`${n.compXor} = ${r.join(` ${a} `)};`]}}}const sI=t=>new ur({value:t}),nI=t=>new hr({value:t}),iI=t=>new Cr({value:t}),ar=t=>new Br({value:t}),rI=t=>new Er({value:t}),aI=t=>new Qr({value:t}),oI=t=>new pr({value:t}),cI=t=>new fr({value:t}),gI=t=>new dr({value:t}),lI=t=>new yr({value:t}),II=t=>new wr({value:t}),uI=t=>new mr({value:t}),hI=t=>new xr({value:t}),or=t=>new Sr({value:t}),Qt=t=>new Dr({value:t}),cr=t=>new Mr({value:t}),CI=t=>new vr({value:t}),BI=t=>new br({value:t}),EI=t=>new Fr({value:t}),gr=t=>new Nr({value:t}),lr=t=>new kr({value:t}),QI=t=>new Tr({value:t}),pI=t=>new Ur({value:t}),fI=t=>new Gr({value:t}),dI=t=>new Rr({value:t}),yI=t=>new Yr({value:t}),wI=t=>new Jr({value:t}),Ir=t=>new _r({value:t}),mI=t=>new Lr({value:t}),$e=t=>new zr({value:t});class gA extends v{constructor({value:A,outType:e,outKey:s}){super({a:A,outTypeFunc:()=>e,outKey:s}),this.statements=({inputs:n,outputs:i})=>[`${i[s]} = ${qs(e)}(${n.a});`]}}class ur extends gA{constructor({value:A}){super({value:A,outType:"bool",outKey:"bool"})}}class hr extends gA{constructor({value:A}){super({value:A,outType:"int",outKey:"int"})}}class Cr extends gA{constructor({value:A}){super({value:A,outType:"uint",outKey:"uint"})}}class Br extends gA{constructor({value:A}){super({value:A,outType:"float",outKey:"float"})}}class Er extends gA{constructor({value:A}){super({value:A,outType:"bvec2",outKey:"bvec2"})}}class Qr extends gA{constructor({value:A}){super({value:A,outType:"bvec3",outKey:"bvec3"})}}class pr extends gA{constructor({value:A}){super({value:A,outType:"bvec4",outKey:"bvec4"})}}class fr extends gA{constructor({value:A}){super({value:A,outType:"ivec2",outKey:"ivec2"})}}class dr extends gA{constructor({value:A}){super({value:A,outType:"ivec3",outKey:"ivec3"})}}class yr extends gA{constructor({value:A}){super({value:A,outType:"ivec4",outKey:"ivec4"})}}class wr extends gA{constructor({value:A}){super({value:A,outType:"uvec2",outKey:"uvec2"})}}class mr extends gA{constructor({value:A}){super({value:A,outType:"uvec3",outKey:"uvec3"})}}class xr extends gA{constructor({value:A}){super({value:A,outType:"uvec4",outKey:"uvec4"})}}class Sr extends gA{constructor({value:A}){super({value:A,outType:"vec2",outKey:"vec2"})}}class Dr extends gA{constructor({value:A}){super({value:A,outType:"vec3",outKey:"vec3"})}}class Mr extends gA{constructor({value:A}){super({value:A,outType:"vec4",outKey:"vec4"})}}class vr extends gA{constructor({value:A}){super({value:A,outType:"mat2",outKey:"mat2"})}}class br extends gA{constructor({value:A}){super({value:A,outType:"mat3",outKey:"mat3"})}}class Fr extends gA{constructor({value:A}){super({value:A,outType:"mat4",outKey:"mat4"})}}class Nr extends v{constructor({value:A}){super({a:A,outKey:"int",outTypeFunc:()=>"int"}),this.statements=({inputs:e,outputs:s})=>[`${s.int} = floatBitsToInt(${e.a});`]}}class kr extends v{constructor({value:A}){super({a:A,outKey:"uint",outTypeFunc:()=>"uint"}),this.statements=({inputs:e,outputs:s})=>[`${s.uint} = floatBitsToUint(${e.a});`]}}class Tr extends v{constructor({value:A}){super({a:A,outKey:"float",outTypeFunc:()=>"float"}),this.statements=({inputs:e,outputs:s})=>[`${s.float} = intBitsToFloat(${e.a});`]}}class Ur extends v{constructor({value:A}){super({a:A,outKey:"float",outTypeFunc:()=>"float"}),this.statements=({inputs:e,outputs:s})=>[`${s.float} = uintBitsToFloat(${e.a});`]}}class Gr extends v{constructor({value:A}){super({a:A,outKey:"uint",outTypeFunc:()=>"uint"}),this.statements=({inputs:e,outputs:s})=>[`${s.uint} = packSnorm2x16(${e.a});`]}}class Rr extends v{constructor({value:A}){super({a:A,outKey:"vec2",outTypeFunc:()=>"vec2"}),this.statements=({inputs:e,outputs:s})=>[`${s.vec2} = unpackSnorm2x16(${e.a});`]}}class Yr extends v{constructor({value:A}){super({a:A,outKey:"uint",outTypeFunc:()=>"uint"}),this.statements=({inputs:e,outputs:s})=>[`${s.uint} = packUnorm2x16(${e.a});`]}}class Jr extends v{constructor({value:A}){super({a:A,outKey:"vec2",outTypeFunc:()=>"vec2"}),this.statements=({inputs:e,outputs:s})=>[`${s.vec2} = unpackUnorm2x16(${e.a});`]}}class _r extends v{constructor({value:A}){super({a:A,outKey:"uint",outTypeFunc:()=>"uint"}),this.statements=({inputs:e,outputs:s})=>[`${s.uint} = packHalf2x16(${e.a});`]}}class Lr extends v{constructor({value:A}){super({a:A,outKey:"vec2",outTypeFunc:()=>"vec2"}),this.statements=({inputs:e,outputs:s})=>[`${s.vec2} = unpackHalf2x16(${e.a});`]}}class zr extends v{constructor({value:A}){super({a:A,outKey:"rgba8",outTypeFunc:()=>"vec4"}),this.statements=({inputs:e,outputs:s})=>[`uvec4 uRgba = uvec4(${e.a} & 0xffu, (${e.a} >> 8u) & 0xffu, (${e.a} >> 16u) & 0xffu, (${e.a} >> 24u) & 0xffu);`,`${s.rgba8} = vec4(uRgba) / 255.0;`]}}const xI=t=>new $r({a:t}),SI=(t,A)=>new Vr({a:t,b:A}),Hr=(t,A)=>new Pr({a:t,b:A}),DI=(t,A)=>new Zr({a:t,b:A}),qr=t=>new Xr({a:t}),MI=(t,A,e)=>new Wr({a:t,b:A,c:e}),vI=(t,A)=>new Aa({incident:t,normal:A}),bI=(t,A,e)=>new ta({incident:t,normal:A,eta:e}),pt=t=>new aa({vector:t}),VA=({vector:t,vectorType:A,x:e,y:s,z:n,w:i,r,g:a,b:o,a:g})=>new oa({vector:t,vectorType:A,x:e,y:s,z:n,w:i,r,g:a,b:o,a:g}),FI=t=>new Or({a:t}),Kr=(t,A)=>new jr({a:t,b:A}),NI=(t,A)=>new ca({vector:t,select:A}),kI=(t,A)=>new ea({a:t,b:A}),TI=(t,A)=>new sa({a:t,b:A}),UI=t=>new na({a:t}),GI=t=>new ia({a:t}),RI=t=>new ra({a:t});class $r extends v{constructor({a:A}){super({a:A,outTypeFunc:e=>"float",outKey:"length"}),this.statements=({inputs:e,outputs:s})=>[`${s.length} = length(${e.a});`]}}class Vr extends tA{constructor({a:A,b:e}){super({a:A,b:e,outKey:"distance",outTypeFunc:(s,n)=>"float"}),this.statements=({inputs:s,outputs:n})=>[`${n.distance} = distance(${s.a}, ${s.b});`]}}class Pr extends tA{constructor({a:A,b:e}){super({a:A,b:e,outKey:"dot",outTypeFunc:(s,n)=>"float"}),this.statements=({inputs:s,outputs:n})=>[`${n.dot} = dot(${s.a}, ${s.b});`]}}class Zr extends tA{constructor({a:A,b:e}){super({a:A,b:e,outKey:"cross",outTypeFunc:(s,n)=>"vec3"}),this.statements=({inputs:s,outputs:n})=>[`${n.cross} = cross(${s.a}, ${s.b});`]}}class Xr extends v{constructor({a:A}){super({a:A,outTypeFunc:e=>e,outKey:"normalize"}),this.statements=({inputs:e,outputs:s})=>[`${s.normalize} = normalize(${e.a});`]}}function YI(t){if(t==="vec3")return"vec2";if(t==="vec4")return"vec3";throw new Error("Invalid type")}class Or extends v{constructor({a:A}){super({a:A,outTypeFunc:e=>YI(e),outKey:"projected"}),this.statements=({inputs:e,outputs:s})=>{if(this.inTypes.a==="vec3")return[`${s.projected} = ${e.a}.xy / ${e.a}.z;`];if(this.inTypes.a==="vec4")return[`${s.projected} = ${e.a}.xyz / ${e.a}.w;`];throw new Error("Invalid type")}}}function JI(t){if(t==="float")return"vec2";if(t==="vec2")return"vec3";if(t==="vec3")return"vec4";throw new Error("Invalid type")}class jr extends tA{constructor({a:A,b:e}){const s=$(A),n=JI(s);super({a:A,b:e,outKey:"extend",outTypeFunc:()=>n}),this.statements=({inputs:i,outputs:r})=>[`${r.extend} = ${n}(${i.a}, ${i.b});`]}}class Wr extends wt{constructor({a:A,b:e,c:s}){super({a:A,b:e,c:s,outKey:"forward",outTypeFunc:(n,i,r)=>n}),this.statements=({inputs:n,outputs:i})=>[`${i.forward} = faceforward(${n.a}, ${n.b}, ${n.c});`]}}class Aa extends tA{constructor({incident:A,normal:e}){super({a:A,b:e,outKey:"reflection",outTypeFunc:(s,n)=>s}),this.statements=({inputs:s,outputs:n})=>[`${n.reflection} = reflect(${s.a}, ${s.b});`]}}class ta extends wt{constructor({incident:A,normal:e,eta:s}){super({a:A,b:e,c:s,outKey:"refraction",outTypeFunc:(n,i,r)=>n}),this.statements=({inputs:n,outputs:i})=>[`${i.refraction} = refract(${n.a}, ${n.b}, ${n.c});`]}}class ea extends tA{constructor({a:A,b:e}){super({a:A,b:e,outKey:"product",outTypeFunc:(s,n)=>s}),this.statements=({inputs:s,outputs:n})=>[`${n.product} = matrixCompMult(${A}, ${e});`]}}function _I(t,A){if(t==="vec2"){if(A==="vec2")return"mat2";if(A==="vec3")return"mat3x2";if(A==="vec4")return"mat4x2"}if(t==="vec3"){if(A==="vec2")return"mat2x3";if(A==="vec3")return"mat3";if(A==="vec4")return"mat4x3"}if(t==="vec4"){if(A==="vec2")return"mat2x4";if(A==="vec3")return"mat3x4";if(A==="vec4")return"mat4"}throw new Error(`Invalid outer type: ${t}, ${A}`)}class sa extends tA{constructor({a:A,b:e}){super({a:A,b:e,outKey:"outer",outTypeFunc:_I}),this.statements=({inputs:s,outputs:n})=>[`${n.outer} = outerProduct(${s.a}, ${s.b});`]}}function LI(t){if(t==="mat2")return"mat2";if(t==="mat3")return"mat3";if(t==="mat4")return"mat4";if(t==="mat2x2")return"mat2x2";if(t==="mat2x3")return"mat3x2";if(t==="mat2x4")return"mat4x2";if(t==="mat3x2")return"mat2x3";if(t==="mat3x3")return"mat3x3";if(t==="mat3x4")return"mat4x3";if(t==="mat4x2")return"mat2x4";if(t==="mat4x3")return"mat3x4";if(t==="mat4x4")return"mat4x4";throw new Error(`Invalid transpose type: ${t}`)}class na extends v{constructor({a:A}){super({a:A,outKey:"transpose",outTypeFunc:LI}),this.statements=({inputs:e,outputs:s})=>[`${s.transpose} = transpose(${e.a});`]}}class ia extends v{constructor({a:A}){super({a:A,outKey:"det",outTypeFunc:e=>"float"}),this.statements=({inputs:e,outputs:s})=>[`${s.det} = determinant(${e.a});`]}}class ra extends v{constructor({a:A}){super({a:A,outKey:"inverse",outTypeFunc:e=>e}),this.statements=({inputs:e,outputs:s})=>[`${s.inverse} = inverse(${A});`]}}function zI(t){const A=e=>e;switch(t){case"vec2":return A({x:"float",y:"float",r:"float",g:"float"});case"vec3":return A({x:"float",y:"float",z:"float",r:"float",g:"float",b:"float"});case"vec4":return A({x:"float",y:"float",z:"float",w:"float",r:"float",g:"float",b:"float",a:"float"});case"ivec2":return A({x:"int",y:"int",r:"int",g:"int"});case"ivec3":return A({x:"int",y:"int",z:"int",r:"int",g:"int",b:"int"});case"ivec4":return A({x:"int",y:"int",z:"int",w:"int",r:"int",g:"int",b:"int",a:"int"});case"uvec2":return A({x:"uint",y:"uint",r:"uint",g:"uint"});case"uvec3":return A({x:"uint",y:"uint",z:"uint",r:"uint",g:"uint",b:"uint"});case"uvec4":return A({x:"uint",y:"uint",z:"uint",w:"uint",r:"uint",g:"uint",b:"uint",a:"uint"});default:throw new Error(`Invalid vector type: ${t}`)}}class aa extends V{constructor({vector:A}){const s={vector:$(A)},n=zI(s.vector);super({inTypes:s,outTypes:n,inputs:{vector:A}}),this.statements=({inputs:i,outputs:r})=>{const{x:a,y:o,z:g,w:l,r:c,g:I,b:h,a:E}=r,{vector:C}=i;return[a?`${a} = ${C}.x;`:null,o?`${o} = ${C}.y;`:null,g?`${g} = ${C}.z;`:null,l?`${l} = ${C}.w;`:null,c?`${c} = ${C}.r;`:null,I?`${I} = ${C}.g;`:null,h?`${h} = ${C}.b;`:null,E?`${E} = ${C}.a;`:null].filter(Boolean)}}}class oa extends V{constructor({vector:A,vectorType:e,x:s,y:n,z:i,w:r,r:a,g:o,b:g,a:l}){if(!A&&!e)throw new Error("Either vector or vectorType must be provided");const c=e??$(A),I=Ls(c),h=zs(c),E={vector:c,x:I,y:I,r:I,g:I},C={vector:A,x:s,y:n,r:a,g:o};h>=3&&(Object.assign(E,{z:I,b:I}),Object.assign(C,{z:i,b:g})),h>=4&&(Object.assign(E,{w:I,a:I}),Object.assign(C,{w:r,a:l})),super({inTypes:E,outTypes:{vector:c},inputs:C}),this.statements=({inputs:B,outputs:Q})=>{const{vector:f}=Q,{vector:p,x:d,y,z:D,w:x,r:w,g:m,b:k,a:M}=B,S=[`${f}.x = ${d??w??(p?`${p}.x`:Lt(I))};`,`${f}.y = ${y??m??(p?`${p}.y`:Lt(I))};`];return h>=3&&S.push(`${f}.z = ${D??k??(p?`${p}.z`:Lt(I))};`),h>=4&&S.push(`${f}.w = ${x??M??(p?`${p}.w`:Lt(I))};`),S}}dynoOut(){return new K(this,"vector")}}function HI(t,A){let e=null;if(ee(t)?e=A.length===1?"float":A.length===2?"vec2":A.length===3?"vec3":A.length===4?"vec4":null:QA(t)?e=A.length===1?"int":A.length===2?"ivec2":A.length===3?"ivec3":A.length===4?"ivec4":null:pA(t)&&(e=A.length===1?"uint":A.length===2?"uvec2":A.length===3?"uvec3":A.length===4?"uvec4":null),e==null)throw new Error(`Invalid swizzle: ${A}`);return e}class ca extends v{constructor({vector:A,select:e}){super({a:A,outKey:"swizzle",outTypeFunc:s=>HI(s,e)}),this.statements=({inputs:s,outputs:n})=>[`${n.swizzle} = ${s.a}.${e};`]}}const qI=(t,A,e)=>new Ba({index:t,from:A,to:e}),KI=t=>new Rt({value:t}),$I=t=>new GA({state:t}),VI=t=>new RA({state:t}),ga=t=>new Ea({value:t}),la=t=>new Qa({value:t}),Ia=t=>new pa({value:t}),ua=t=>new fa({value:t}),PI=t=>new da({value:t}),ZI=t=>new ya({value:t}),ha=t=>new wa({value:t}),Ve=t=>new ma({value:t}),Ca=(t,A,e)=>new xa({z:t,zNear:A,zFar:e}).outputs.depth;class Ba extends V{constructor({from:A,to:e,index:s}){super({inTypes:{from:"int",to:"int",index:"int"},outTypes:{index:"int"},inputs:{from:A,to:e,index:s},statements:({inputs:n,outputs:i})=>[`${i.index} = ${n.index} - ${n.from} + ${n.to};`]})}dynoOut(){return new K(this,"index")}}class GA extends V{constructor({state:A}){const e=$(A);super({inTypes:{state:e},outTypes:{state:"uint"},inputs:{state:A},globals:()=>[CA(`
uint pcg_next(uint state) {
return state * 747796405u + 2891336453u;
}
`)],statements:({inputs:s,outputs:n})=>{const i=e==="uint"?`${s.state}`:e==="int"?`uint(${s.state})`:`floatBitsToUint(${s.state})`;return[`${n.state} = pcg_next(${i});`]}})}dynoOut(){return new K(this,"state")}}class RA extends V{constructor({state:A}){super({inTypes:{state:"uint"},outTypes:{hash:"uint"},inputs:{state:A},globals:()=>[CA(`
uint pcg_hash(uint state) {
uint hash = ((state >> ((state >> 28u) + 4u)) ^ state) * 277803737u;
return (hash >> 22u) ^ hash;
}
`)],statements:({inputs:e,outputs:s})=>[`${s.hash} = pcg_hash(${e.state});`]})}dynoOut(){return new K(this,"hash")}}class Rt extends V{constructor({value:A}){const e=$(A),s=Hs(e);super({inTypes:{value:e},outTypes:{state:"uint"},inputs:{value:A},globals:()=>[CA(`
uint pcg_mix(uint value) {
return value;
}
uint pcg_mix(uvec2 value) {
return value.x + 0x9e3779b9u * value.y;
}
uint pcg_mix(uvec3 value) {
return value.x + 0x9e3779b9u * value.y + 0x85ebca6bu * value.z;
}
uint pcg_mix(uvec4 value) {
return value.x + 0x9e3779b9u * value.y + 0x85ebca6bu * value.z + 0xc2b2ae35u * value.w;
}
`)],statements:({inputs:n,outputs:i})=>{const r=pA(e)?`${n.value}`:QA(e)?`${s}(${n.value})`:`floatBitsToUint(${n.value})`;return[`${s} bits = ${r};`,`${i.state} = pcg_mix(bits);`]}})}dynoOut(){return new K(this,"state")}}class Ea extends PA{constructor({value:A}){super({inTypes:{value:$(A)},outTypes:{hash:"uint"},inputs:{value:A},construct:({value:e})=>{if(!e)throw new Error("value is required");let s=new Rt({value:e}).outputs.state;return s=new GA({state:s}).outputs.state,new RA({state:s}).outputs}})}dynoOut(){return new K(this,"hash")}}class Qa extends PA{constructor({value:A}){super({inTypes:{value:$(A)},outTypes:{hash:"uvec2"},inputs:{value:A},construct:({value:e})=>{if(!e)throw new Error("value is required");let s=new Rt({value:e}).outputs.state;s=new GA({state:s}).outputs.state;const n=new RA({state:s}).outputs.hash;s=new GA({state:s}).outputs.state;const i=new RA({state:s}).outputs.hash;return{hash:VA({vectorType:"uvec2",x:n,y:i})}}})}dynoOut(){return new K(this,"hash")}}class pa extends PA{constructor({value:A}){super({inTypes:{value:$(A)},outTypes:{hash:"uvec3"},inputs:{value:A},construct:({value:e})=>{if(!e)throw new Error("value is required");let s=new Rt({value:e}).outputs.state;s=new GA({state:s}).outputs.state;const n=new RA({state:s}).outputs.hash;s=new GA({state:s}).outputs.state;const i=new RA({state:s}).outputs.hash;s=new GA({state:s}).outputs.state;const r=new RA({state:s}).outputs.hash;return{hash:VA({vectorType:"uvec3",x:n,y:i,z:r})}}})}dynoOut(){return new K(this,"hash")}}class fa extends PA{constructor({value:A}){super({inTypes:{value:$(A)},outTypes:{hash:"uvec4"},inputs:{value:A},construct:({value:e})=>{if(!e)throw new Error("value is required");let s=new Rt({value:e}).outputs.state;s=new GA({state:s}).outputs.state;const n=new RA({state:s}).outputs.hash;s=new GA({state:s}).outputs.state;const i=new RA({state:s}).outputs.hash;s=new GA({state:s}).outputs.state;const r=new RA({state:s}).outputs.hash;s=new GA({state:s}).outputs.state;const a=new RA({state:s}).outputs.hash;return{hash:VA({vectorType:"uvec4",x:n,y:i,z:r,w:a})}}})}dynoOut(){return new K(this,"hash")}}class da extends PA{constructor({value:A}){super({inTypes:{value:$(A)},outTypes:{hash:"float"},inputs:{value:A},construct:({value:e})=>{if(!e)throw new Error("value is required");const s=ga(e);return{hash:rA(ar(s),J("float",1/2**32))}}})}dynoOut(){return new K(this,"hash")}}class ya extends PA{constructor({value:A}){super({inTypes:{value:$(A)},outTypes:{hash:"vec2"},inputs:{value:A},construct:({value:e})=>{if(!e)throw new Error("value is required");const s=la(e);return{hash:rA(or(s),J("float",1/2**32))}}})}dynoOut(){return new K(this,"hash")}}class wa extends PA{constructor({value:A}){super({inTypes:{value:$(A)},outTypes:{hash:"vec3"},inputs:{value:A},construct:({value:e})=>{if(!e)throw new Error("value is required");const s=Ia(e);return{hash:rA(Qt(s),J("float",1/2**32))}}})}dynoOut(){return new K(this,"hash")}}class ma extends PA{constructor({value:A}){super({inTypes:{value:$(A)},outTypes:{hash:"vec4"},inputs:{value:A},construct:({value:e})=>{if(!e)throw new Error("value is required");const s=ua(e);return{hash:rA(cr(s),J("float",1/2**32))}}})}dynoOut(){return new K(this,"hash")}}class xa extends V{constructor({z:A,zNear:e,zFar:s}){super({inTypes:{z:"float",zNear:"float",zFar:"float"},outTypes:{depth:"float"},inputs:{z:A,zNear:e,zFar:s},statements:({inputs:n,outputs:i})=>[`float clamped = clamp(${n.z}, ${n.zNear}, ${n.zFar});`,`${i.depth} = (log2(clamped + 1.0) - log2(${n.zNear} + 1.0)) / (log2(${n.zFar} + 1.0) - log2(${n.zNear} + 1.0));`]})}dynoOut(){return new K(this,"depth")}}const Sa=(t,{scale:A,scales:e,rotate:s,translate:n})=>new Ma({position:t,scale:A,scales:e,rotate:s,translate:n}).outputs.position,Da=(t,{scale:A,scales:e,rotate:s})=>new va({dir:t,scale:A,scales:e,rotate:s}).outputs.dir,XI=(t,{rotate:A})=>new ba({quaternion:t,rotate:A}).outputs.quaternion;class Ma extends V{constructor({position:A,scale:e,scales:s,rotate:n,translate:i}){super({inTypes:{position:"vec3",scale:"float",scales:"vec3",rotate:"vec4",translate:"vec3"},outTypes:{position:"vec3"},inputs:{position:A,scale:e,scales:s,rotate:n,translate:i},statements:({inputs:r,outputs:a})=>{const{position:o}=a;if(!o)return[];const{scale:g,scales:l,rotate:c,translate:I}=r;return[`${o} = ${r.position??"vec3(0.0, 0.0, 0.0)"};`,g?`${o} *= ${g};`:null,l?`${o} *= ${l};`:null,c?`${o} = quatVec(${c}, ${o});`:null,I?`${o} += ${I};`:null].filter(Boolean)}})}}class va extends V{constructor({dir:A,scale:e,scales:s,rotate:n}){super({inTypes:{dir:"vec3",scale:"float",scales:"vec3",rotate:"vec4"},outTypes:{dir:"vec3"},inputs:{dir:A,scale:e,scales:s,rotate:n},statements:({inputs:i,outputs:r})=>{const{dir:a}=r;if(!a)return[];const{scale:o,scales:g,rotate:l}=i;return[`${a} = ${i.dir??"vec3(0.0, 0.0, 0.0)"};`,o?`${a} *= ${o};`:null,g?`${a} *= ${g};`:null,l?`${a} = quatVec(${l}, ${a});`:null].filter(Boolean)}})}}class ba extends V{constructor({quaternion:A,rotate:e}){super({inTypes:{quaternion:"vec4",rotate:"vec4"},outTypes:{quaternion:"vec4"},inputs:{quaternion:A,rotate:e},statements:({inputs:s,outputs:n})=>{const{quaternion:i}=n;return i?[`${i} = ${s.quaternion??"vec4(0.0, 0.0, 0.0, 1.0)"};`,e?`${i} = quatQuat(${s.rotate}, ${i});`:null].filter(Boolean):[]}})}}const OI=()=>{throw new Error("Not implemented")},jI=()=>{throw new Error("Not implemented")},WI=()=>{throw new Error("Not implemented")},Au=()=>{throw new Error("Not implemented")},tu=()=>{throw new Error("Not implemented")},eu=()=>{throw new Error("Not implemented")},su=(t,A)=>new Fa({texture:t,lod:A}),nu=(t,A,e)=>new Na({texture:t,coord:A,bias:e}),iu=(t,A,e)=>new ka({texture:t,coord:A,lod:e});class Fa extends V{constructor({texture:A,lod:e}){const s=$(A);super({inTypes:{texture:s,lod:"int"},outTypes:{size:Ta(s)},inputs:{texture:A,lod:e},statements:({inputs:n,outputs:i})=>[`${i.size} = textureSize(${n.texture}, ${n.lod??"0"});`]})}dynoOut(){return new K(this,"size")}}class Na extends V{constructor({texture:A,coord:e,bias:s}){const n=$(A);super({inTypes:{texture:n,coord:ru(n),bias:"float"},outTypes:{sample:Ua(n)},inputs:{texture:A,coord:e,bias:s},statements:({inputs:i,outputs:r})=>[`${r.sample} = texture(${i.texture}, ${i.coord}${i.bias?`, ${i.bias}`:""});`]})}dynoOut(){return new K(this,"sample")}}class ka extends V{constructor({texture:A,coord:e,lod:s}){const n=$(A);super({inTypes:{texture:n,coord:Ta(n),lod:"int"},outTypes:{texel:Ua(n)},inputs:{texture:A,coord:e,lod:s},statements:({inputs:i,outputs:r})=>[`${r.texel} = texelFetch(${i.texture}, ${i.coord}, ${i.lod??"0"});`]})}dynoOut(){return new K(this,"texel")}}function Ta(t){switch(t){case"sampler2D":case"usampler2D":case"isampler2D":case"samplerCube":case"usamplerCube":case"isamplerCube":case"sampler2DShadow":case"samplerCubeShadow":return"ivec2";case"sampler3D":case"usampler3D":case"isampler3D":case"sampler2DArray":case"usampler2DArray":case"isampler2DArray":case"sampler2DArrayShadow":return"ivec3";default:throw new Error(`Invalid texture type: ${t}`)}}function ru(t){switch(t){case"sampler2D":case"usampler2D":case"isampler2D":return"vec2";case"sampler3D":case"usampler3D":case"isampler3D":case"samplerCube":case"usamplerCube":case"isamplerCube":case"sampler2DArray":case"usampler2DArray":case"isampler2DArray":case"sampler2DShadow":return"vec3";case"samplerCubeShadow":case"sampler2DArrayShadow":return"vec4";default:throw new Error(`Invalid texture type: ${t}`)}}function Ua(t){switch(t){case"sampler2D":case"sampler2DArray":case"sampler3D":case"samplerCube":case"sampler2DShadow":return"vec4";case"usampler2D":case"usampler2DArray":case"usampler3D":case"usamplerCube":return"uvec4";case"isampler2D":case"isampler2DArray":case"isampler3D":case"isamplerCube":return"ivec4";case"samplerCubeShadow":case"sampler2DArrayShadow":return"float";default:throw new Error(`Invalid texture type: ${t}`)}}const au=t=>new Ga({degrees:t}),ou=t=>new Ra({radians:t}),Pe=t=>new Ya({radians:t}),cu=t=>new Ja({radians:t}),gu=t=>new _a({radians:t}),lu=t=>new La({sin:t}),Iu=t=>new za({cos:t}),uu=t=>new Ha({tan:t}),hu=(t,A)=>new qa({y:t,x:A}),Cu=t=>new Ka({x:t}),Bu=t=>new $a({x:t}),Eu=t=>new Va({x:t}),Qu=t=>new Pa({x:t}),pu=t=>new Za({x:t}),fu=t=>new Xa({x:t});class Ga extends v{constructor({degrees:A}){super({a:A,outTypeFunc:e=>e,outKey:"radians"}),this.statements=({inputs:e,outputs:s})=>[`${s.radians} = radians(${e.a});`]}}class Ra extends v{constructor({radians:A}){super({a:A,outTypeFunc:e=>e,outKey:"degrees"}),this.statements=({inputs:e,outputs:s})=>[`${s.degrees} = degrees(${e.a});`]}}class Ya extends v{constructor({radians:A}){super({a:A,outTypeFunc:e=>e,outKey:"sin"}),this.statements=({inputs:e,outputs:s})=>[`${s.sin} = sin(${e.a});`]}}class Ja extends v{constructor({radians:A}){super({a:A,outTypeFunc:e=>e,outKey:"cos"}),this.statements=({inputs:e,outputs:s})=>[`${s.cos} = cos(${e.a});`]}}class _a extends v{constructor({radians:A}){super({a:A,outTypeFunc:e=>e,outKey:"tan"}),this.statements=({inputs:e,outputs:s})=>[`${s.tan} = tan(${e.a});`]}}class La extends v{constructor({sin:A}){super({a:A,outTypeFunc:e=>e,outKey:"asin"}),this.statements=({inputs:e,outputs:s})=>[`${s.asin} = asin(${e.a});`]}}class za extends v{constructor({cos:A}){super({a:A,outTypeFunc:e=>e,outKey:"acos"}),this.statements=({inputs:e,outputs:s})=>[`${s.acos} = acos(${e.a});`]}}class Ha extends v{constructor({tan:A}){super({a:A,outTypeFunc:e=>e,outKey:"atan"}),this.statements=({inputs:e,outputs:s})=>[`${s.atan} = atan(${e.a});`]}}class qa extends tA{constructor({y:A,x:e}){super({a:A,b:e,outTypeFunc:(s,n)=>s,outKey:"atan2"}),this.statements=({inputs:s,outputs:n})=>[`${n.atan2} = atan2(${s.a}, ${s.b});`]}}class Ka extends v{constructor({x:A}){super({a:A,outTypeFunc:e=>e,outKey:"sinh"}),this.statements=({inputs:e,outputs:s})=>[`${s.sinh} = sinh(${e.a});`]}}class $a extends v{constructor({x:A}){super({a:A,outTypeFunc:e=>e,outKey:"cosh"}),this.statements=({inputs:e,outputs:s})=>[`${s.cosh} = cosh(${e.a});`]}}class Va extends v{constructor({x:A}){super({a:A,outTypeFunc:e=>e,outKey:"tanh"}),this.statements=({inputs:e,outputs:s})=>[`${s.tanh} = tanh(${e.a});`]}}class Pa extends v{constructor({x:A}){super({a:A,outTypeFunc:e=>e,outKey:"asinh"}),this.statements=({inputs:e,outputs:s})=>[`${s.asinh} = asinh(${e.a});`]}}class Za extends v{constructor({x:A}){super({a:A,outTypeFunc:e=>e,outKey:"acosh"}),this.statements=({inputs:e,outputs:s})=>[`${s.acosh} = acosh(${e.a});`]}}class Xa extends v{constructor({x:A}){super({a:A,outTypeFunc:e=>e,outKey:"atanh"}),this.statements=({inputs:e,outputs:s})=>[`${s.atanh} = atanh(${e.a});`]}}const du=Object.freeze(Object.defineProperty({__proto__:null,Abs:yi,Acos:za,Acosh:Za,Add:hi,All:sr,And:$i,Any:er,Asin:La,Asinh:Pa,Atan:Ha,Atan2:qa,Atanh:Xa,BVec2:Er,BVec3:Qr,BVec4:pr,BinaryOp:tA,Bool:ur,Ceil:xi,Clamp:Ji,Combine:oa,CombineGsplat:Ws,CompMult:ea,CompXor:rr,Compilation:$s,Cos:Ja,Cosh:$a,Cross:Zr,Degrees:Ra,Determinant:ia,Distance:Vr,Div:Ei,Dot:Pr,Dyno:V,DynoBlock:PA,DynoBool:Ce,DynoBvec2:an,DynoBvec3:gn,DynoBvec4:un,DynoConst:Ks,DynoFloat:Et,DynoInt:Zt,DynoIsampler2D:vn,DynoIsampler2DArray:Fn,DynoIsampler3D:Tn,DynoIsamplerCube:Rn,DynoIvec2:cn,DynoIvec3:In,DynoIvec4:Cn,DynoLiteral:bt,DynoMat2:Bn,DynoMat2x2:En,DynoMat2x3:Qn,DynoMat2x4:pn,DynoMat3:fn,DynoMat3x2:dn,DynoMat3x3:yn,DynoMat3x4:wn,DynoMat4:mn,DynoMat4x2:xn,DynoMat4x3:Sn,DynoMat4x4:Dn,DynoOutput:K,DynoProgram:is,DynoProgramTemplate:rs,DynoRemapIndex:Ba,DynoSampler2D:bn,DynoSampler2DArray:Nn,DynoSampler2DArrayShadow:_n,DynoSampler2DShadow:Jn,DynoSampler3D:Un,DynoSamplerCube:Yn,DynoSamplerCubeShadow:Ln,DynoUint:rn,DynoUniform:N,DynoUsampler2D:Mn,DynoUsampler2DArray:Kt,DynoUsampler3D:kn,DynoUsamplerCube:Gn,DynoUvec2:on,DynoUvec3:ln,DynoUvec4:hn,DynoValue:it,DynoVec2:qt,DynoVec3:Nt,DynoVec4:Gt,Equal:Ar,Exp:bi,Exp2:Fi,ExtendVec:jr,FaceForward:Wr,Float:Br,FloatBitsToInt:Nr,FloatBitsToUint:kr,Floor:mi,Fract:Mi,GreaterThan:ji,GreaterThanEqual:Wi,Gsplat:AA,GsplatNormal:tn,Hash:Ea,Hash2:Qa,Hash3:pa,Hash4:fa,HashFloat:da,HashVec2:ya,HashVec3:wa,HashVec4:ma,IMod:Qi,IVec2:fr,IVec3:dr,IVec4:yr,Int:hr,IntBitsToFloat:Tr,Inverse:ra,InverseSqrt:Gi,IsInf:qi,IsNan:Hi,Length:$r,LessThan:Xi,LessThanEqual:Oi,Log:Ni,Log2:ki,Mat2:vr,Mat3:br,Mat4:Fr,Max:Yi,Min:Ri,Mix:_i,Mod:pi,Modf:fi,Mul:Bi,Neg:di,Normalize:Xr,NormalizedDepth:xa,Not:Zi,NotEqual:tr,NumPackedSplats:Ps,Or:Vi,Outer:sa,OutputPackedSplat:nn,OutputRgba8:es,PackHalf2x16:_r,PackSnorm2x16:Gr,PackUnorm2x16:Yr,PcgHash:RA,PcgMix:Rt,PcgNext:GA,Pow:vi,ProjectH:Or,Radians:Ga,ReadPackedSplat:Xs,ReadPackedSplatRange:Os,ReflectVec:Aa,RefractVec:ta,Round:Di,Select:nr,Sign:wi,SimpleCast:gA,Sin:Ya,Sinh:Ka,Smoothstep:zi,Split:aa,SplitGsplat:js,Sqr:Ti,Sqrt:Ui,Step:Li,Sub:Ci,Swizzle:ca,TPackedSplats:ie,Tan:_a,Tanh:Va,TexelFetch:ka,Texture:Na,TextureSize:Fa,TransformDir:va,TransformGsplat:en,TransformPosition:Ma,TransformQuaternion:ba,Transpose:na,TrinaryOp:wt,Trunc:Si,UVec2:wr,UVec3:mr,UVec4:xr,Uint:Cr,UintBitsToFloat:Ur,UintToRgba8:zr,UnaryOp:v,UnpackHalf2x16:Lr,UnpackSnorm2x16:Rr,UnpackUnorm2x16:Jr,Vec2:Sr,Vec3:Dr,Vec4:Mr,Xor:Pi,abs:wl,acos:Iu,acosh:pu,add:EA,all:Wl,and:Hl,any:jl,arrayIndex:tu,arrayLength:eu,asin:lu,asinh:Qu,atan:uu,atan2:hu,atanh:fu,bool:sI,bvec2:rI,bvec3:aI,bvec4:oI,ceil:Sl,clamp:Yl,combine:VA,combineGsplat:rt,comment:Au,compMult:kI,compXor:AI,cos:cu,cosh:Bu,cross:DI,defineGsplat:NA,defineGsplatNormal:An,definePackedSplats:me,degrees:ou,determinant:GI,distance:SI,div:le,dot:Hr,dyno:ne,dynoBlock:FA,dynoBool:Sc,dynoBvec2:vc,dynoBvec3:kc,dynoBvec4:Gc,dynoConst:J,dynoDeclare:As,dynoFloat:qA,dynoFor:WI,dynoIf:OI,dynoInt:Mc,dynoIsampler2D:Wc,dynoIsampler2DArray:eg,dynoIsampler3D:ig,dynoIsamplerCube:og,dynoIvec2:Fc,dynoIvec3:Uc,dynoIvec4:Yc,dynoLiteral:he,dynoMat2:_c,dynoMat2x2:Lc,dynoMat2x3:zc,dynoMat2x4:Hc,dynoMat3:qc,dynoMat3x2:Kc,dynoMat3x3:$c,dynoMat3x4:Vc,dynoMat4:Pc,dynoMat4x2:Zc,dynoMat4x3:Xc,dynoMat4x4:Oc,dynoSampler2D:Ag,dynoSampler2DArray:sg,dynoSampler2DArrayShadow:lg,dynoSampler2DShadow:gg,dynoSampler3D:rg,dynoSamplerCube:cg,dynoSamplerCubeShadow:Ig,dynoSwitch:jI,dynoUint:Dc,dynoUsampler2D:jc,dynoUsampler2DArray:tg,dynoUsampler3D:ng,dynoUsamplerCube:ag,dynoUvec2:bc,dynoUvec3:Tc,dynoUvec4:Rc,dynoVec2:Nc,dynoVec3:et,dynoVec4:Jc,equal:Xl,exp:bl,exp2:Fl,extendVec:Kr,faceforward:MI,float:ar,floatBitsToInt:gr,floatBitsToUint:lr,floor:xl,fract:Ie,greaterThan:Zl,greaterThanEqual:Ki,gsplatNormal:He,hash:ga,hash2:la,hash3:Ia,hash4:ua,hashFloat:PI,hashVec2:ZI,hashVec3:ha,hashVec4:Ve,imod:Ke,int:nI,intBitsToFloat:QI,inverse:RI,inversesqrt:Gl,isAllFloatType:ot,isBoolType:dt,isFloatType:ee,isInf:zl,isIntType:QA,isMat2:gt,isMat3:lt,isMat4:It,isMatFloatType:_s,isNan:Ll,isScalarType:yt,isUintType:pA,isVector2Type:Tt,isVector3Type:Ut,isVector4Type:se,isVectorType:Qc,ivec2:cI,ivec3:gI,ivec4:lI,length:xI,lessThan:Vl,lessThanEqual:Pl,literalNegOne:yc,literalOne:dc,literalZero:Lt,log:Nl,log2:kl,mat2:CI,mat3:BI,mat4:EI,max:Ii,min:Rl,mix:ui,mod:li,modf:yl,mul:rA,neg:os,normalize:qr,normalizedDepth:Ca,not:$l,notEqual:Ol,numPackedSplats:wc,numberAsFloat:H,numberAsInt:aA,numberAsUint:oA,or:ql,outer:TI,outputPackedSplat:sn,outputRgba8:mc,packHalf2x16:Ir,packSnorm2x16:fI,packUnorm2x16:yI,pcgHash:VI,pcgMix:KI,pcgNext:$I,pow:vl,projectH:FI,radians:au,readPackedSplat:Ft,readPackedSplatRange:Vs,reflectVec:vI,refractVec:bI,remapIndex:qI,round:Ml,sameSizeIvec:fc,sameSizeUvec:Hs,sameSizeVec:pc,select:cs,sign:ml,sin:Pe,sinh:Cu,smoothstep:_l,split:pt,splitGsplat:Bt,sqr:Tl,sqrt:Ul,step:Jl,sub:ft,swizzle:NI,tan:gu,tanh:Eu,texelFetch:iu,texture:nu,textureSize:su,transformDir:Da,transformGsplat:ts,transformPos:Sa,transformQuat:XI,transpose:UI,trunc:Dl,typeLiteral:qs,uint:iI,uintBitsToFloat:pI,uintToRgba8:$e,uniform:xc,unindent:CA,unindentLines:YA,unpackHalf2x16:mI,unpackSnorm2x16:dI,unpackUnorm2x16:wI,uvec2:II,uvec3:uI,uvec4:hI,valType:$,vec2:or,vec3:Qt,vec4:cr,vectorDim:zs,vectorElementType:Ls,xor:Kl},Symbol.toStringTag,{value:"Module"}));var yu=`precision highp float;
precision highp int;
precision highp sampler2D;
precision highp usampler2D;
precision highp isampler2D;
precision highp sampler2DArray;
precision highp usampler2DArray;
precision highp isampler2DArray;
precision highp sampler3D;
precision highp usampler3D;
precision highp isampler3D;
#include <splatDefines>
uniform uint targetLayer;
uniform int targetBase;
uniform int targetCount;
out vec4 target;
{{ GLOBALS }}
void computeReadback(int index) {
{{ STATEMENTS }}
}
void main() {
int targetIndex = int(targetLayer << SPLAT_TEX_LAYER_BITS) + int(uint(gl_FragCoord.y) << SPLAT_TEX_WIDTH_BITS) + int(gl_FragCoord.x);
int index = targetIndex - targetBase;
if ((index >= 0) && (index < targetCount)) {
computeReadback(index);
} else {
target = vec4(0.0, 0.0, 0.0, 0.0);
}
}`;const UA=class UA{constructor({renderer:A}={}){this.renderer=A,this.capacity=0,this.count=0}dispose(){this.target&&(this.target.dispose(),this.target=void 0)}ensureBuffer(A,e){const n=Math.ceil(Math.max(1,A)/Z)*Z*4;if(e.byteLength>=n)return e;const i=new ArrayBuffer(n);if(e instanceof ArrayBuffer)return i;const r=e.constructor;return new r(i)}ensureCapacity(A){const{width:e,height:s,depth:n,maxSplats:i}=xA(A);(!this.target||i>this.capacity)&&(this.dispose(),this.capacity=i,this.target=new u.WebGLArrayRenderTarget(e,s,n,{depthBuffer:!1,stencilBuffer:!1,generateMipmaps:!1,magFilter:u.NearestFilter,minFilter:u.NearestFilter}),this.target.texture.format=u.RGBAFormat,this.target.texture.type=u.UnsignedByteType,this.target.texture.internalFormat="RGBA8",this.target.scissorTest=!0)}prepareProgramMaterial(A){let e=UA.readbackProgram.get(A);if(!e){const n=FA({index:"int"},{rgba8:"vec4"},({index:i})=>(A.inputs.index=i,{rgba8:new es({rgba8:A.outputs.rgba8})}));UA.programTemplate||(UA.programTemplate=new rs(yu)),e=new is({graph:n,inputs:{index:"index"},outputs:{rgba8:"target"},template:UA.programTemplate}),Object.assign(e.uniforms,{targetLayer:{value:0},targetBase:{value:0},targetCount:{value:0}}),UA.readbackProgram.set(A,e)}const s=e.prepareMaterial();return UA.fullScreenQuad.material=s,{program:e,material:s}}saveRenderState(A){return{xrEnabled:A.xr.enabled,autoClear:A.autoClear}}resetRenderState(A,e){A.setRenderTarget(null),A.xr.enabled=e.xrEnabled,A.autoClear=e.autoClear}process({count:A,material:e}){const s=this.renderer;if(!s)throw new Error("No renderer");if(!this.target)throw new Error("No target");const n=Z*$A;e.uniforms.targetBase.value=0,e.uniforms.targetCount.value=A;let i=0;for(;i<A;){const r=Math.floor(i/n),a=r*n,o=Math.min($A,Math.ceil((A-a)/Z));e.uniforms.targetLayer.value=r,this.target.scissor.set(0,0,Z,o),s.setRenderTarget(this.target,r),s.xr.enabled=!1,s.autoClear=!1,UA.fullScreenQuad.render(s),i+=Z*o}this.count=A}async read({readback:A}){const e=this.renderer;if(!e)throw new Error("No renderer");if(!this.target)throw new Error("No target");const s=Math.ceil(this.count/Z)*Z;if(A.byteLength<s*4)throw new Error(`Readback buffer too small: ${A.byteLength} < ${s*4}`);const n=new Uint8Array(A instanceof ArrayBuffer?A:A.buffer),i=Z*$A;let r=0;const a=[];for(;r<this.count;){const o=Math.floor(r/i),g=o*i,l=Math.min($A,Math.ceil((this.count-g)/Z));e.setRenderTarget(this.target,o);const c=Z*l*4,I=n.subarray(g*4,g*4+c),h=e==null?void 0:e.readRenderTargetPixelsAsync(this.target,0,0,Z,l,I);a.push(h),r+=Z*l}return Promise.all(a).then(()=>A)}render({reader:A,count:e,renderer:s}){if(this.renderer=s||this.renderer,!this.renderer)throw new Error("No renderer");this.ensureCapacity(e);const{program:n,material:i}=this.prepareProgramMaterial(A);n.update();const r=this.saveRenderState(this.renderer);this.process({count:e,material:i}),this.resetRenderState(this.renderer,r)}async readback({readback:A}){if(!this.renderer)throw new Error("No renderer");const e=this.saveRenderState(this.renderer),s=this.read({readback:A});return this.resetRenderState(this.renderer,e),s}async renderReadback({reader:A,count:e,renderer:s,readback:n}){if(this.renderer=s||this.renderer,!this.renderer)throw new Error("No renderer");this.ensureCapacity(e);const{program:i,material:r}=this.prepareProgramMaterial(A);i.update();const a=this.saveRenderState(this.renderer);this.process({count:e,material:r});const o=this.read({readback:n});return this.resetRenderState(this.renderer,a),o}getTexture(){var A;return(A=this.target)==null?void 0:A.texture}};UA.programTemplate=null,UA.readbackProgram=new Map,UA.fullScreenQuad=new Ss(new u.RawShaderMaterial({visible:!1}));let Xt=UA;const uA=class uA{constructor(A={}){this.capacity=0,this.count=0,this.array=null,this.readback=null,this.source=null,this.needsUpdate=!0,this.dyno=new N({key:"rgbaArray",type:Oa,globals:()=>[ja],value:{texture:uA.getEmpty(),count:0},update:e=>{var s;return e.texture=((s=this.readback)==null?void 0:s.getTexture())??this.source??uA.getEmpty(),e.count=this.count,e}}),A.array?(this.array=A.array,this.capacity=Math.floor(this.array.length/4),this.capacity=Math.floor(this.capacity/Z)*Z,this.count=Math.min(this.capacity,A.count??Number.POSITIVE_INFINITY)):(this.capacity=A.capacity??0,this.count=0)}dispose(){this.readback&&(this.readback.dispose(),this.readback=null),this.source&&(this.source.dispose(),this.source=null)}ensureCapacity(A){var e;if(!this.array||A>(((e=this.array)==null?void 0:e.length)??0)/4){this.capacity=xA(A).maxSplats;const s=new Uint8Array(this.capacity*4);this.array&&s.set(this.array),this.array=s}return this.array}getTexture(){var e;let A=(e=this.readback)==null?void 0:e.getTexture();return(this.source||this.array)&&(A=this.maybeUpdateSource()),A??uA.getEmpty()}maybeUpdateSource(){if(!this.array)throw new Error("No array");if(this.needsUpdate||!this.source){if(this.needsUpdate=!1,this.source){const{width:A,height:e,depth:s}=this.source.image;this.capacity!==A*e*s&&(this.source.dispose(),this.source=null)}if(this.source)this.array.buffer!==this.source.image.data.buffer&&(this.source.image.data=new Uint8Array(this.array.buffer));else{const{width:A,height:e,depth:s}=xA(this.capacity);this.source=new u.DataArrayTexture(this.array,A,e,s),this.source.format=u.RGBAFormat,this.source.type=u.UnsignedByteType,this.source.internalFormat="RGBA8",this.source.needsUpdate=!0}this.source.needsUpdate=!0}return this.source}render({reader:A,count:e,renderer:s}){this.readback||(this.readback=new Xt({renderer:s})),this.readback.render({reader:A,count:e,renderer:s}),this.capacity=this.readback.capacity,this.count=this.readback.count}fromPackedSplats({packedSplats:A,base:e,count:s,renderer:n}){const{dynoSplats:i,dynoBase:r,dynoCount:a,reader:o}=uA.makeDynos();return i.packedSplats=A,r.value=e,a.value=s,this.render({reader:o,count:s,renderer:n}),this}async read(){if(!this.readback)throw new Error("No readback");return(!this.array||this.array.length<this.count*4)&&(this.array=new Uint8Array(this.capacity*4)),(await this.readback.readback({readback:this.array})).subarray(0,this.count*4)}static getEmpty(){if(!uA.emptySource){const A=new Uint8Array(4);uA.emptySource=new u.DataArrayTexture(A,1,1,1),uA.emptySource.format=u.RGBAFormat,uA.emptySource.type=u.UnsignedByteType,uA.emptySource.internalFormat="RGBA8",uA.emptySource.needsUpdate=!0}return uA.emptySource}static makeDynos(){if(!uA.dynos){const A=new hs,e=new Zt({value:0}),s=new Zt({value:0}),n=FA({index:"int"},{rgba8:"vec4"},({index:i})=>{if(!i)throw new Error("index is undefined");i=EA(i,e);const r=Vs(A,i,e,s);return{rgba8:Bt(r).outputs.rgba}});uA.dynos={dynoSplats:A,dynoBase:e,dynoCount:s,reader:n}}return uA.dynos}};uA.emptySource=null,uA.dynos=null;let pe=uA;const Oa={type:"RgbaArray"},ja=CA(`
struct RgbaArray {
sampler2DArray texture;
int count;
};
`);function wu(t,A){return new V({inTypes:{rgba:Oa,index:"int"},outTypes:{rgba:"vec4"},inputs:{rgba:t,index:A},globals:()=>[ja],statements:({inputs:s,outputs:n})=>YA(`
if ((index >= 0) && (index < ${s.rgba}.count)) {
${n.rgba} = texelFetch(${s.rgba}.texture, splatTexCoord(index), 0);
} else {
${n.rgba} = vec4(0.0, 0.0, 0.0, 0.0);
}
`)}).outputs.rgba}var Wa=(t=>(t.ALL="all",t.PLANE="plane",t.SPHERE="sphere",t.BOX="box",t.ELLIPSOID="ellipsoid",t.CYLINDER="cylinder",t.CAPSULE="capsule",t.INFINITE_CONE="infinite_cone",t))(Wa||{});function mu(t){switch(t){case"all":return 0;case"plane":return 1;case"sphere":return 2;case"box":return 3;case"ellipsoid":return 4;case"cylinder":return 5;case"capsule":return 6;case"infinite_cone":return 7;default:throw new Error(`Unknown SDF type: ${t}`)}}var Ao=(t=>(t.MULTIPLY="multiply",t.SET_RGB="set_rgb",t.ADD_RGBA="add_rgba",t))(Ao||{});function xu(t){switch(t){case"multiply":return 0;case"set_rgb":return 1;case"add_rgba":return 2;default:throw new Error(`Unknown blend mode: ${t}`)}}class to extends u.Object3D{constructor(A={}){super();const{type:e,invert:s,opacity:n,color:i,displace:r,radius:a}=A;this.type=e??"sphere",this.invert=s??!1,this.opacity=n??1,this.color=i??new u.Color(1,1,1),this.displace=r??new u.Vector3(0,0,0),this.radius=a??0}}const we=class we extends u.Object3D{constructor(A={}){const{name:e,rgbaBlendMode:s="multiply",sdfSmooth:n=0,softEdge:i=0,invert:r=!1,sdfs:a=null}=A;super(),this.rgbaBlendMode=s,this.sdfSmooth=n,this.softEdge=i,this.invert=r,this.sdfs=a,this.ordering=we.nextOrdering++,this.name=e??`Edit ${this.ordering}`}addSdf(A){this.sdfs==null&&(this.sdfs=[]),this.sdfs.includes(A)||this.sdfs.push(A)}removeSdf(A){this.sdfs!=null&&(this.sdfs=this.sdfs.filter(e=>e!==A))}};we.nextOrdering=1;let Ot=we;class eo{constructor({maxSdfs:A,maxEdits:e}){this.maxSdfs=Math.max(16,A??0),this.numSdfs=0,this.sdfData=new Uint32Array(this.maxSdfs*8*4),this.sdfFloatData=new Float32Array(this.sdfData.buffer),this.sdfTexture=this.newSdfTexture(this.sdfData,this.maxSdfs),this.dynoSdfArray=new N({key:"sdfArray",type:so,globals:()=>[no],value:{numSdfs:0,sdfTexture:this.sdfTexture},update:s=>(s.numSdfs=this.numSdfs,s.sdfTexture=this.sdfTexture,s)}),this.maxEdits=Math.max(16,e??0),this.numEdits=0,this.editData=new Uint32Array(this.maxEdits*4),this.editFloatData=new Float32Array(this.editData.buffer),this.dynoNumEdits=new Zt({value:0}),this.dynoEdits=this.newEdits(this.editData,this.maxEdits)}newSdfTexture(A,e){const s=new u.DataTexture(A,8,e,u.RGBAIntegerFormat,u.UnsignedIntType);return s.internalFormat="RGBA32UI",s.needsUpdate=!0,s}newEdits(A,e){return new N({key:"edits",type:"uvec4",count:e,globals:()=>[io],value:A})}ensureCapacity({maxSdfs:A,maxEdits:e}){let s=!1;return A>this.sdfTexture.image.height&&(this.sdfTexture.dispose(),this.maxSdfs=Math.max(this.maxSdfs*2,A),this.sdfData=new Uint32Array(this.maxSdfs*8*4),this.sdfFloatData=new Float32Array(this.sdfData.buffer),this.sdfTexture=this.newSdfTexture(this.sdfData,this.maxSdfs)),e>(this.dynoEdits.count??0)&&(this.maxEdits=Math.max(this.maxEdits*2,e),this.editData=new Uint32Array(this.maxEdits*4),this.editFloatData=new Float32Array(this.editData.buffer),this.dynoEdits=this.newEdits(this.editData,this.maxEdits),s=!0),s}updateEditData(A,e){const s=this.editData[A]!==e;return this.editData[A]=e,s}updateEditFloatData(A,e){mt[0]=e;const s=this.editFloatData[A]!==mt[0];return s&&(this.editFloatData[A]=mt[0]),s}encodeEdit(A,{sdfFirst:e,sdfCount:s,invert:n,rgbaBlendMode:i,softEdge:r,sdfSmooth:a}){const o=A*4;let g=!1;return g=this.updateEditData(o+0,i|(n?256:0))||g,g=this.updateEditData(o+1,e|s<<16)||g,g=this.updateEditFloatData(o+2,r)||g,g=this.updateEditFloatData(o+3,a)||g,g}updateSdfData(A,e){const s=this.sdfData[A]!==e;return this.sdfData[A]=e,s}updateSdfFloatData(A,e){mt[0]=e;const s=this.sdfFloatData[A]!==mt[0];return s&&(this.sdfFloatData[A]=mt[0]),s}encodeSdf(A,{sdfType:e,invert:s,center:n,quaternion:i,scale:r,sizes:a},o){const g=A*32,l=e|(s?256:0);let c=!1;c=this.updateSdfFloatData(g+0,(n==null?void 0:n.x)??0)||c,c=this.updateSdfFloatData(g+1,(n==null?void 0:n.y)??0)||c,c=this.updateSdfFloatData(g+2,(n==null?void 0:n.z)??0)||c,c=this.updateSdfData(g+3,l)||c,c=this.updateSdfFloatData(g+4,(i==null?void 0:i.x)??0)||c,c=this.updateSdfFloatData(g+5,(i==null?void 0:i.y)??0)||c,c=this.updateSdfFloatData(g+6,(i==null?void 0:i.z)??0)||c,c=this.updateSdfFloatData(g+7,(i==null?void 0:i.w)??0)||c,c=this.updateSdfFloatData(g+8,(r==null?void 0:r.x)??0)||c,c=this.updateSdfFloatData(g+9,(r==null?void 0:r.y)??0)||c,c=this.updateSdfFloatData(g+10,(r==null?void 0:r.z)??0)||c,c=this.updateSdfData(g+11,0)||c,c=this.updateSdfFloatData(g+12,(a==null?void 0:a.x)??0)||c,c=this.updateSdfFloatData(g+13,(a==null?void 0:a.y)??0)||c,c=this.updateSdfFloatData(g+14,(a==null?void 0:a.z)??0)||c,c=this.updateSdfFloatData(g+15,(a==null?void 0:a.w)??0)||c;const I=Math.min(4,o.length);for(let h=0;h<I;++h){const E=g+16+h*4;c=this.updateSdfFloatData(E+0,o[h].x)||c,c=this.updateSdfFloatData(E+1,o[h].y)||c,c=this.updateSdfFloatData(E+2,o[h].z)||c,c=this.updateSdfFloatData(E+3,o[h].w)||c}return c}update(A){const e=A.reduce((c,{sdfs:I})=>c+I.length,0),s=this.ensureCapacity({maxEdits:A.length,maxSdfs:e}),n=[new u.Vector4,new u.Vector4],i=new u.Vector3,r=new u.Quaternion,a=new u.Vector3,o=new u.Vector4;let g=0,l=s;A.length!==this.dynoNumEdits.value&&(this.dynoNumEdits.value=A.length,this.numEdits=A.length,l=!0);for(const[c,{edit:I,sdfs:h}]of A.entries()){l=this.encodeEdit(c,{sdfFirst:g,sdfCount:h.length,invert:I.invert,rgbaBlendMode:xu(I.rgbaBlendMode),softEdge:I.softEdge,sdfSmooth:I.sdfSmooth})||l;let E=!1;for(const C of h)o.set(C.scale.x,C.scale.y,C.scale.z,C.radius),C.scale.setScalar(1),C.updateMatrixWorld(),C.matrixWorld.clone().invert().decompose(i,r,a),C.scale.set(o.x,o.y,o.z),C.updateMatrixWorld(),n[0].set(C.color.r,C.color.g,C.color.b,C.opacity),n[1].set(C.displace.x,C.displace.y,C.displace.z,1),E=this.encodeSdf(g,{sdfType:mu(C.type),invert:C.invert,center:i,quaternion:r,scale:a,sizes:o},n)||E,g+=1;this.numSdfs=g,E&&(this.sdfTexture.needsUpdate=!0),l||(l=E)}return{updated:l,dynoUpdated:s}}modify(A){return Su(A,this.dynoSdfArray,this.dynoNumEdits,this.dynoEdits)}}const so={type:"SdfArray"},no=CA(`
struct SdfArray {
int numSdfs;
usampler2D sdfTexture;
};
void unpackSdfArray(
usampler2D sdfTexture, int sdfIndex, out uint flags,
out vec3 center, out vec4 quaternion, out vec3 scale, out vec4 sizes,
int numValues, out vec4 values[4]
) {
uvec4 temp = texelFetch(sdfTexture, ivec2(0, sdfIndex), 0);
flags = temp.w;
center = vec3(uintBitsToFloat(temp.x), uintBitsToFloat(temp.y), uintBitsToFloat(temp.z));
temp = texelFetch(sdfTexture, ivec2(1, sdfIndex), 0);
quaternion = vec4(uintBitsToFloat(temp.x), uintBitsToFloat(temp.y), uintBitsToFloat(temp.z), uintBitsToFloat(temp.w));
temp = texelFetch(sdfTexture, ivec2(2, sdfIndex), 0);
scale = vec3(uintBitsToFloat(temp.x), uintBitsToFloat(temp.y), uintBitsToFloat(temp.z));
temp = texelFetch(sdfTexture, ivec2(3, sdfIndex), 0);
sizes = vec4(uintBitsToFloat(temp.x), uintBitsToFloat(temp.y), uintBitsToFloat(temp.z), uintBitsToFloat(temp.w));
for (int i = 0; i < numValues; ++i) {
temp = texelFetch(sdfTexture, ivec2(4 + i, sdfIndex), 0);
values[i] = vec4(uintBitsToFloat(temp.x), uintBitsToFloat(temp.y), uintBitsToFloat(temp.z), uintBitsToFloat(temp.w));
}
}
const uint SDF_FLAG_TYPE = 0xFFu;
const uint SDF_FLAG_INVERT = 1u << 8u;
const uint SDF_TYPE_ALL = 0u;
const uint SDF_TYPE_PLANE = 1u;
const uint SDF_TYPE_SPHERE = 2u;
const uint SDF_TYPE_BOX = 3u;
const uint SDF_TYPE_ELLIPSOID = 4u;
const uint SDF_TYPE_CYLINDER = 5u;
const uint SDF_TYPE_CAPSULE = 6u;
const uint SDF_TYPE_INFINITE_CONE = 7u;
float evaluateSdfArray(
usampler2D sdfTexture, int numSdfs, int sdfFirst, int sdfCount, vec3 pos,
float smoothK, int numValues, out vec4 outValues[4]
) {
float distanceAccum = (smoothK == 0.0) ? 1.0 / 0.0 : 0.0;
float maxExp = -1.0 / 0.0;
for (int i = 0; i < numValues; ++i) {
outValues[i] = vec4(0.0);
}
uint flags;
vec3 center, scale;
vec4 quaternion, sizes;
vec4 values[4];
int sdfLast = min(sdfFirst + sdfCount, numSdfs);
for (int index = sdfFirst; index < sdfLast; ++index) {
unpackSdfArray(sdfTexture, index, flags, center, quaternion, scale, sizes, numValues, values);
uint sdfType = flags & SDF_FLAG_TYPE;
vec3 sdfPos = quatVec(quaternion, pos * scale) + center;
float distance;
switch (sdfType) {
case SDF_TYPE_ALL:
distance = -1.0 / 0.0;
break;
case SDF_TYPE_PLANE: {
distance = sdfPos.z;
break;
}
case SDF_TYPE_SPHERE: {
distance = length(sdfPos) - sizes.w;
break;
}
case SDF_TYPE_BOX: {
vec3 q = abs(sdfPos) - sizes.xyz + sizes.w;
distance = length(max(q, 0.0)) + min(max(q.x, max(q.y, q.z)), 0.0) - sizes.w;
break;
}
case SDF_TYPE_ELLIPSOID: {
vec3 sizes = sizes.xyz;
float k0 = length(sdfPos / sizes);
float k1 = length(sdfPos / dot(sizes, sizes));
distance = k0 * (k0 - 1.0) / k1;
break;
}
case SDF_TYPE_CYLINDER: {
vec2 d = abs(vec2(length(sdfPos.xz), sdfPos.y)) - sizes.wy;
distance = min(max(d.x, d.y), 0.0) + length(max(d, 0.0));
break;
}
case SDF_TYPE_CAPSULE: {
sdfPos.y -= clamp(sdfPos.y, -0.5 * sizes.y, 0.5 * sizes.y);
distance = length(sdfPos) - sizes.w;
break;
}
case SDF_TYPE_INFINITE_CONE: {
float angle = 0.25 * PI * sizes.w;
vec2 c = vec2(sin(angle), cos(angle));
vec2 q = vec2(length(sdfPos.xy), -sdfPos.z);
float d = length(q - c * max(dot(q, c), 0.0));
distance = d * (((q.x * c.y - q.y * c.x) < 0.0) ? -1.0 : 1.0);
break;
}
}
if ((flags & SDF_FLAG_INVERT) != 0u) {
distance = -distance;
}
if (smoothK == 0.0) {
if (distance < distanceAccum) {
distanceAccum = distance;
for (int i = 0; i < numValues; ++i) {
outValues[i] = values[i];
}
}
} else {
float scaledDistance = -distance / smoothK;
if (scaledDistance > maxExp) {
float scale = exp(maxExp - scaledDistance);
distanceAccum *= scale;
for (int i = 0; i < numValues; ++i) {
outValues[i] *= scale;
}
maxExp = scaledDistance;
}
float weight = exp(scaledDistance - maxExp);
distanceAccum += weight;
for (int i = 0; i < numValues; ++i) {
outValues[i] += weight * values[i];
}
}
}
if (smoothK == 0.0) {
return distanceAccum;
} else {
// Very distant SDFs may result in 0 accumulation
if (distanceAccum == 0.0) {
return 1.0 / 0.0;
}
for (int i = 0; i < numValues; ++i) {
outValues[i] /= distanceAccum;
}
return (-log(distanceAccum) - maxExp) * smoothK;
}
}
float modulateSdfArray(
usampler2D sdfTexture, int numSdfs, int sdfFirst, int sdfCount, vec3 pos,
float smoothK, int numValues, out vec4 values[4],
float softEdge, bool invert
) {
float distance = evaluateSdfArray(sdfTexture, numSdfs, sdfFirst, sdfCount, pos, smoothK, numValues, values);
if (invert) {
distance = -distance;
}
return (softEdge == 0.0) ? ((distance < 0.0) ? 1.0 : 0.0)
: clamp(-distance / softEdge + 0.5, 0.0, 1.0);
}
`),io=CA(`
const uint EDIT_FLAG_BLEND = 0xFFu;
const uint EDIT_BLEND_MULTIPLY = 0u;
const uint EDIT_BLEND_SET_RGB = 1u;
const uint EDIT_BLEND_ADD_RGBA = 2u;
const uint EDIT_FLAG_INVERT = 0x100u;
void decodeEdit(
uvec4 packedEdit, out int sdfFirst, out int sdfCount,
out bool invert, out uint rgbaBlendMode, out float softEdge, out float sdfSmooth
) {
rgbaBlendMode = packedEdit.x & EDIT_FLAG_BLEND;
invert = (packedEdit.x & EDIT_FLAG_INVERT) != 0u;
sdfFirst = int(packedEdit.y & 0xFFFFu);
sdfCount = int(packedEdit.y >> 16u);
softEdge = uintBitsToFloat(packedEdit.z);
sdfSmooth = uintBitsToFloat(packedEdit.w);
}
void applyRgbaDisplaceEdit(
usampler2D sdfTexture, int numSdfs, int sdfFirst, int sdfCount, inout vec3 pos,
float smoothK, float softEdge, bool invert, uint rgbaBlendMode, inout vec4 rgba
) {
vec4 values[4];
float modulate = modulateSdfArray(sdfTexture, numSdfs, sdfFirst, sdfCount, pos, smoothK, 2, values, softEdge, invert);
// On Android, moving values[0] is necessary to work around a compiler bug.
vec4 sdfRgba = values[0];
vec4 sdfDisplaceScale = values[1];
vec4 target;
switch (rgbaBlendMode) {
case EDIT_BLEND_MULTIPLY:
target = rgba * sdfRgba;
break;
case EDIT_BLEND_SET_RGB:
target = vec4(sdfRgba.rgb, rgba.a * sdfRgba.a);
break;
case EDIT_BLEND_ADD_RGBA:
target = rgba + sdfRgba;
break;
default:
// Debug output if blend mode not set
target = vec4(fract(pos), 1.0);
}
rgba = mix(rgba, target, modulate);
pos += sdfDisplaceScale.xyz * modulate;
}
void applyPackedRgbaDisplaceEdit(uvec4 packedEdit, usampler2D sdfTexture, int numSdfs, inout vec3 pos, inout vec4 rgba) {
int sdfFirst, sdfCount;
bool invert;
uint rgbaBlendMode;
float softEdge, sdfSmooth;
decodeEdit(packedEdit, sdfFirst, sdfCount, invert, rgbaBlendMode, softEdge, sdfSmooth);
applyRgbaDisplaceEdit(sdfTexture, numSdfs, sdfFirst, sdfCount, pos, sdfSmooth, softEdge, invert, rgbaBlendMode, rgba);
}
`);function Su(t,A,e,s){return new V({inTypes:{gsplat:AA,sdfArray:so,numEdits:"int",rgbaDisplaceEdits:"uvec4"},outTypes:{gsplat:AA},globals:()=>[no,io],inputs:{gsplat:t,sdfArray:A,numEdits:e,rgbaDisplaceEdits:s},statements:({inputs:i,outputs:r})=>{const{sdfArray:a,numEdits:o,rgbaDisplaceEdits:g}=i,{gsplat:l}=r;return YA(`
${l} = ${i.gsplat};
if (isGsplatActive(${l}.flags)) {
for (int editIndex = 0; editIndex < ${o}; ++editIndex) {
applyPackedRgbaDisplaceEdit(
${g}[editIndex], ${a}.sdfTexture, ${a}.numSdfs,
${l}.center, ${l}.rgba
);
}
}
`)}}).outputs.gsplat}const mt=new Float32Array(1);class ro{constructor(A){this.modifier=A,this.cache=new Map}apply(A){let e=this.cache.get(A);return e||(e=FA({index:"int"},{gsplat:AA},({index:s})=>{const{gsplat:n}=A.apply({index:s});return this.modifier.apply({gsplat:n})}),this.cache.set(A,e)),e}}class ht{constructor(){this.scale=new Et({value:Number.NEGATIVE_INFINITY}),this.rotate=new Gt({value:new u.Quaternion(Number.POSITIVE_INFINITY,Number.POSITIVE_INFINITY,Number.POSITIVE_INFINITY,Number.POSITIVE_INFINITY)}),this.translate=new Nt({value:new u.Vector3(Number.POSITIVE_INFINITY,Number.POSITIVE_INFINITY,Number.POSITIVE_INFINITY)})}apply(A){return Sa(A,{scale:this.scale,rotate:this.rotate,translate:this.translate})}applyDir(A){return Da(A,{rotate:this.rotate})}applyGsplat(A){return ts(A,{scale:this.scale,rotate:this.rotate,translate:this.translate})}updateFromMatrix(A){const e=new u.Vector3,s=new u.Quaternion,n=new u.Vector3;A.decompose(n,s,e);const i=(e.x+e.y+e.z)/3;let r=!1;return i!==this.scale.value&&(this.scale.value=i,r=!0),n.equals(this.translate.value)||(this.translate.value.copy(n),r=!0),s.equals(this.rotate.value)||(this.rotate.value.copy(s),r=!0),r}update(A){return A.updateMatrixWorld(),this.updateFromMatrix(A.matrixWorld)}}class kt extends u.Object3D{constructor({numSplats:A,generator:e,construct:s,update:n}){if(super(),this.numSplats=A??0,this.generator=e,this.frameUpdate=n,this.version=0,s){const i=s(this);Object.assign(this,i)}}updateVersion(){this.version+=1}set needsUpdate(A){A&&this.updateVersion()}}const st=class st extends kt{constructor(A={}){const e=new ht,s=new ht,n=new ht,i=new ht,r=new Gt({value:new u.Vector4(Number.NEGATIVE_INFINITY,Number.NEGATIVE_INFINITY,Number.NEGATIVE_INFINITY,Number.NEGATIVE_INFINITY)}),a=new Et({value:0}),o=new Et({value:0}),g={transform:e,viewToWorld:s,worldToView:n,viewToObject:i,recolor:r,time:a,deltaTime:o};if(super({update:({time:l,deltaTime:c,viewToWorld:I,globalEdits:h})=>this.update({time:l,deltaTime:c,viewToWorld:I,globalEdits:h})}),this.isInitialized=!1,this.recolor=new u.Color(1,1,1),this.opacity=1,this.enableViewToObject=!1,this.enableViewToWorld=!1,this.enableWorldToView=!1,this.skinning=null,this.edits=null,this.rgbaDisplaceEdits=null,this.splatRgba=null,this.maxSh=3,this.packedSplats=A.packedSplats??new HA,this.packedSplats.splatEncoding=A.splatEncoding??{...De},this.numSplats=this.packedSplats.numSplats,this.editable=A.editable??!0,this.onFrame=A.onFrame,this.context=g,this.objectModifier=A.objectModifier,this.worldModifier=A.worldModifier,this.updateGenerator(),A.url||A.fileBytes||A.constructSplats||A.packedSplats&&!A.packedSplats.isInitialized)this.initialized=this.asyncInitialize(A).then(async()=>{if(this.updateGenerator(),this.isInitialized=!0,A.onLoad){const l=A.onLoad(this);l instanceof Promise&&await l}return this});else if(this.isInitialized=!0,this.initialized=Promise.resolve(this),A.onLoad){const l=A.onLoad(this);l instanceof Promise&&(this.initialized=l.then(()=>this))}this.add(Uu())}async asyncInitialize(A){const{url:e,fileBytes:s,fileType:n,fileName:i,maxSplats:r,constructSplats:a,splatEncoding:o}=A;if(e||s||a){const g={url:e,fileBytes:s,fileType:n,fileName:i,maxSplats:r,construct:a,splatEncoding:o};this.packedSplats.reinitialize(g)}this.packedSplats&&(await this.packedSplats.initialized,this.numSplats=this.packedSplats.numSplats,this.updateGenerator())}static async staticInitialize(){await Gs(),st.isStaticInitialized=!0}pushSplat(A,e,s,n,i){this.packedSplats.pushSplat(A,e,s,n,i)}forEachSplat(A){this.packedSplats.forEachSplat(A)}dispose(){this.packedSplats.dispose()}getBoundingBox(A=!0){if(!this.initialized)throw new Error("Cannot get bounding box before SplatMesh is initialized");const e=new u.Vector3(Number.POSITIVE_INFINITY,Number.POSITIVE_INFINITY,Number.POSITIVE_INFINITY),s=new u.Vector3(Number.NEGATIVE_INFINITY,Number.NEGATIVE_INFINITY,Number.NEGATIVE_INFINITY),n=new u.Vector3,i=[-1,1];return this.packedSplats.forEachSplat((a,o,g,l,c,I)=>{if(A)e.min(o),s.max(o);else for(const h of i)for(const E of i)for(const C of i)n.set(h*g.x,E*g.y,C*g.z),n.applyQuaternion(l),n.add(o),e.min(n),s.max(n)}),new u.Box3(e,s)}constructGenerator(A){const{transform:e,viewToObject:s,recolor:n}=A,i=FA({index:"int"},{gsplat:AA},({index:r})=>{if(!r)throw new Error("index is undefined");let a=Ft(this.packedSplats.dyno,r);if(this.maxSh>=1){const{sh1Texture:g,sh2Texture:l,sh3Texture:c}=this.ensureShTextures();if(g){let I=function(p,d){const{x:y,y:D}=pt(d).outputs,x=rA(EA(y,D),J("float",.5)),w=rA(ft(D,y),J("float",.5));return EA(x,rA(p,w))};const h=s.translate,{center:E}=Bt(a).outputs,C=qr(ft(E,h)),B=bu(a,g,C);let Q=I(B,this.packedSplats.dynoSh1MinMax);if(this.maxSh>=2&&l){const p=Fu(a,l,C);Q=EA(Q,I(p,this.packedSplats.dynoSh2MinMax))}if(this.maxSh>=3&&c){const p=Nu(a,c,C);Q=EA(Q,I(p,this.packedSplats.dynoSh3MinMax))}let{rgba:f}=Bt(a).outputs;f=EA(f,Kr(Q,J("float",0))),a=rt({gsplat:a,rgba:f})}}if(this.splatRgba){const g=wu(this.splatRgba.dyno,r);a=rt({gsplat:a,rgba:g})}this.skinning&&(a=this.skinning.modify(a)),this.objectModifier&&(a=this.objectModifier.apply({gsplat:a}).gsplat),a=e.applyGsplat(a);const o=rA(n,Bt(a).outputs.rgba);return a=rt({gsplat:a,rgba:o}),this.rgbaDisplaceEdits&&(a=this.rgbaDisplaceEdits.modify(a)),this.worldModifier&&(a=this.worldModifier.apply({gsplat:a}).gsplat),{gsplat:a}});this.generator=i}updateGenerator(){this.constructGenerator(this.context)}update({time:A,viewToWorld:e,deltaTime:s,globalEdits:n}){var B;this.numSplats=this.packedSplats.numSplats,this.context.time.value=A,this.context.deltaTime.value=s,st.dynoTime.value=A;const{transform:i,viewToObject:r,recolor:a}=this.context;let o=i.update(this);this.context.viewToWorld.updateFromMatrix(e)&&this.enableViewToWorld&&(o=!0);const g=e.clone().invert();this.context.worldToView.updateFromMatrix(g)&&this.enableWorldToView&&(o=!0);const I=new u.Matrix4().compose(i.translate.value,i.rotate.value,new u.Vector3().setScalar(i.scale.value)).invert().multiply(e);r.updateFromMatrix(I)&&(this.enableViewToObject||this.packedSplats.extra.sh1)&&(o=!0);const h=new u.Vector4(this.recolor.r,this.recolor.g,this.recolor.b,this.opacity);h.equals(a.value)||(a.value.copy(h),o=!0);const E=this.editable?(this.edits??[]).concat(n):[];this.editable&&!this.edits&&this.traverseVisible(Q=>{Q instanceof Ot&&E.push(Q)}),E.sort((Q,f)=>Q.ordering-f.ordering);const C=E.map(Q=>{if(Q.sdfs!=null)return{edit:Q,sdfs:Q.sdfs};const f=[];return Q.traverseVisible(p=>{p instanceof to&&f.push(p)}),{edit:Q,sdfs:f}});if(C.length>0&&!this.rgbaDisplaceEdits){const Q=C.length,f=C.reduce((p,d)=>p+d.sdfs.length,0);this.rgbaDisplaceEdits=new eo({maxEdits:Q,maxSdfs:f}),this.updateGenerator()}if(this.rgbaDisplaceEdits){const Q=this.rgbaDisplaceEdits.update(C);o||(o=Q.updated),Q.dynoUpdated&&this.updateGenerator()}o&&this.updateVersion(),(B=this.onFrame)==null||B.call(this,{mesh:this,time:A,deltaTime:s})}raycast(A,e){var h,E;if(!this.packedSplats.packedArray||!this.packedSplats.numSplats)return;const{near:s,far:n,ray:i}=A,r=this.matrixWorld.clone().invert(),a=new u.Matrix3().setFromMatrix4(r),o=i.origin.clone().applyMatrix4(r),g=i.direction.clone().applyMatrix3(a),l=new u.Vector3;r.decompose(new u.Vector3,new u.Quaternion,l),(l.x*l.y*l.z)**(1/3);const I=ic(o.x,o.y,o.z,g.x,g.y,g.z,s,n,this.packedSplats.numSplats,this.packedSplats.packedArray,!0,((h=this.packedSplats.splatEncoding)==null?void 0:h.lnScaleMin)??kA,((E=this.packedSplats.splatEncoding)==null?void 0:E.lnScaleMax)??TA);for(const C of I){const B=i.direction.clone().multiplyScalar(C).add(i.origin);e.push({distance:C,point:B,object:this})}}ensureShTextures(){if(!this.packedSplats.extra.sh1)return{};let A=this.packedSplats.extra.sh1Texture;if(!A){let n=this.packedSplats.extra.sh1;const{width:i,height:r,depth:a,maxSplats:o}=xA(n.length/2);if(n.length<o*2){const l=new Uint32Array(o*2);l.set(n),this.packedSplats.extra.sh1=l,n=l}const g=new u.DataArrayTexture(n,i,r,a);g.format=u.RGIntegerFormat,g.type=u.UnsignedIntType,g.internalFormat="RG32UI",g.needsUpdate=!0,A=new Kt({value:g,key:"sh1"}),this.packedSplats.extra.sh1Texture=A}if(!this.packedSplats.extra.sh2)return{sh1Texture:A};let e=this.packedSplats.extra.sh2Texture;if(!e){let n=this.packedSplats.extra.sh2;const{width:i,height:r,depth:a,maxSplats:o}=xA(n.length/4);if(n.length<o*4){const l=new Uint32Array(o*4);l.set(n),this.packedSplats.extra.sh2=l,n=l}const g=new u.DataArrayTexture(n,i,r,a);g.format=u.RGBAIntegerFormat,g.type=u.UnsignedIntType,g.internalFormat="RGBA32UI",g.needsUpdate=!0,e=new Kt({value:g,key:"sh2"}),this.packedSplats.extra.sh2Texture=e}if(!this.packedSplats.extra.sh3)return{sh1Texture:A,sh2Texture:e};let s=this.packedSplats.extra.sh3Texture;if(!s){let n=this.packedSplats.extra.sh3;const{width:i,height:r,depth:a,maxSplats:o}=xA(n.length/4);if(n.length<o*4){const l=new Uint32Array(o*4);l.set(n),this.packedSplats.extra.sh3=l,n=l}const g=new u.DataArrayTexture(n,i,r,a);g.format=u.RGBAIntegerFormat,g.type=u.UnsignedIntType,g.internalFormat="RGBA32UI",g.needsUpdate=!0,s=new Kt({value:g,key:"sh3"}),this.packedSplats.extra.sh3Texture=s}return{sh1Texture:A,sh2Texture:e,sh3Texture:s}}};st.staticInitialized=st.staticInitialize(),st.isStaticInitialized=!1,st.dynoTime=new Et({value:0});let ct=st;const Du=CA(`
vec3 evaluateSH1(Gsplat gsplat, usampler2DArray sh1, vec3 viewDir) {
// Extract sint7 values packed into 2 x uint32
uvec2 packed = texelFetch(sh1, splatTexCoord(gsplat.index), 0).rg;
vec3 sh1_0 = vec3(ivec3(
int(packed.x << 25u) >> 25,
int(packed.x << 18u) >> 25,
int(packed.x << 11u) >> 25
)) / 63.0;
vec3 sh1_1 = vec3(ivec3(
int(packed.x << 4u) >> 25,
int((packed.x >> 3u) | (packed.y << 29u)) >> 25,
int(packed.y << 22u) >> 25
)) / 63.0;
vec3 sh1_2 = vec3(ivec3(
int(packed.y << 15u) >> 25,
int(packed.y << 8u) >> 25,
int(packed.y << 1u) >> 25
)) / 63.0;
return sh1_0 * (-0.4886025 * viewDir.y)
+ sh1_1 * (0.4886025 * viewDir.z)
+ sh1_2 * (-0.4886025 * viewDir.x);
}
`),Mu=CA(`
vec3 evaluateSH2(Gsplat gsplat, usampler2DArray sh2, vec3 viewDir) {
// Extract sint8 values packed into 4 x uint32
uvec4 packed = texelFetch(sh2, splatTexCoord(gsplat.index), 0);
vec3 sh2_0 = vec3(ivec3(
int(packed.x << 24u) >> 24,
int(packed.x << 16u) >> 24,
int(packed.x << 8u) >> 24
)) / 127.0;
vec3 sh2_1 = vec3(ivec3(
int(packed.x) >> 24,
int(packed.y << 24u) >> 24,
int(packed.y << 16u) >> 24
)) / 127.0;
vec3 sh2_2 = vec3(ivec3(
int(packed.y << 8u) >> 24,
int(packed.y) >> 24,
int(packed.z << 24u) >> 24
)) / 127.0;
vec3 sh2_3 = vec3(ivec3(
int(packed.z << 16u) >> 24,
int(packed.z << 8u) >> 24,
int(packed.z) >> 24
)) / 127.0;
vec3 sh2_4 = vec3(ivec3(
int(packed.w << 24u) >> 24,
int(packed.w << 16u) >> 24,
int(packed.w << 8u) >> 24
)) / 127.0;
return sh2_0 * (1.0925484 * viewDir.x * viewDir.y)
+ sh2_1 * (-1.0925484 * viewDir.y * viewDir.z)
+ sh2_2 * (0.3153915 * (2.0 * viewDir.z * viewDir.z - viewDir.x * viewDir.x - viewDir.y * viewDir.y))
+ sh2_3 * (-1.0925484 * viewDir.x * viewDir.z)
+ sh2_4 * (0.5462742 * (viewDir.x * viewDir.x - viewDir.y * viewDir.y));
}
`),vu=CA(`
vec3 evaluateSH3(Gsplat gsplat, usampler2DArray sh3, vec3 viewDir) {
// Extract sint6 values packed into 4 x uint32
uvec4 packed = texelFetch(sh3, splatTexCoord(gsplat.index), 0);
vec3 sh3_0 = vec3(ivec3(
int(packed.x << 26u) >> 26,
int(packed.x << 20u) >> 26,
int(packed.x << 14u) >> 26
)) / 31.0;
vec3 sh3_1 = vec3(ivec3(
int(packed.x << 8u) >> 26,
int(packed.x << 2u) >> 26,
int((packed.x >> 4u) | (packed.y << 28u)) >> 26
)) / 31.0;
vec3 sh3_2 = vec3(ivec3(
int(packed.y << 22u) >> 26,
int(packed.y << 16u) >> 26,
int(packed.y << 10u) >> 26
)) / 31.0;
vec3 sh3_3 = vec3(ivec3(
int(packed.y << 4u) >> 26,
int((packed.y >> 2u) | (packed.z << 30u)) >> 26,
int(packed.z << 24u) >> 26
)) / 31.0;
vec3 sh3_4 = vec3(ivec3(
int(packed.z << 18u) >> 26,
int(packed.z << 12u) >> 26,
int(packed.z << 6u) >> 26
)) / 31.0;
vec3 sh3_5 = vec3(ivec3(
int(packed.z) >> 26,
int(packed.w << 26u) >> 26,
int(packed.w << 20u) >> 26
)) / 31.0;
vec3 sh3_6 = vec3(ivec3(
int(packed.w << 14u) >> 26,
int(packed.w << 8u) >> 26,
int(packed.w << 2u) >> 26
)) / 31.0;
float xx = viewDir.x * viewDir.x;
float yy = viewDir.y * viewDir.y;
float zz = viewDir.z * viewDir.z;
float xy = viewDir.x * viewDir.y;
float yz = viewDir.y * viewDir.z;
float zx = viewDir.z * viewDir.x;
return sh3_0 * (-0.5900436 * viewDir.y * (3.0 * xx - yy))
+ sh3_1 * (2.8906114 * xy * viewDir.z) +
+ sh3_2 * (-0.4570458 * viewDir.y * (4.0 * zz - xx - yy))
+ sh3_3 * (0.3731763 * viewDir.z * (2.0 * zz - 3.0 * xx - 3.0 * yy))
+ sh3_4 * (-0.4570458 * viewDir.x * (4.0 * zz - xx - yy))
+ sh3_5 * (1.4453057 * viewDir.z * (xx - yy))
+ sh3_6 * (-0.5900436 * viewDir.x * (xx - 3.0 * yy));
}
`);function bu(t,A,e){return ne({inTypes:{gsplat:AA,sh1:"usampler2DArray",viewDir:"vec3"},outTypes:{rgb:"vec3"},inputs:{gsplat:t,sh1:A,viewDir:e},globals:()=>[NA,Du],statements:({inputs:s,outputs:n})=>YA(`
if (isGsplatActive(${s.gsplat}.flags)) {
${n.rgb} = evaluateSH1(${s.gsplat}, ${s.sh1}, ${s.viewDir});
} else {
${n.rgb} = vec3(0.0);
}
`)}).outputs.rgb}function Fu(t,A,e){return ne({inTypes:{gsplat:AA,sh2:"usampler2DArray",viewDir:"vec3"},outTypes:{rgb:"vec3"},inputs:{gsplat:t,sh2:A,viewDir:e},globals:()=>[NA,Mu],statements:({inputs:s,outputs:n})=>YA(`
if (isGsplatActive(${s.gsplat}.flags)) {
${n.rgb} = evaluateSH2(${s.gsplat}, ${s.sh2}, ${s.viewDir});
} else {
${n.rgb} = vec3(0.0);
}
`)}).outputs.rgb}function Nu(t,A,e){return ne({inTypes:{gsplat:AA,sh3:"usampler2DArray",viewDir:"vec3"},outTypes:{rgb:"vec3"},inputs:{gsplat:t,sh3:A,viewDir:e},globals:()=>[NA,vu],statements:({inputs:s,outputs:n})=>YA(`
if (isGsplatActive(${s.gsplat}.flags)) {
${n.rgb} = evaluateSH3(${s.gsplat}, ${s.sh3}, ${s.viewDir});
} else {
${n.rgb} = vec3(0.0);
}
`)}).outputs.rgb}const ku=new u.BufferGeometry,Tu=new u.ShaderMaterial;function Uu(){const t=new u.Mesh(ku,Tu);return t.frustumCulled=!1,t.onBeforeRender=function(A,e){if(!e.isScene){this.removeFromParent();return}let s=!1;e.traverse(n=>{n instanceof Ae&&(s=!0)}),s||e.add(new Ae({renderer:A})),this.removeFromParent()},t}const ps=["char","uchar","short","ushort","int","uint","float","double"],Mt=class Mt{constructor({fileBytes:A}){this.header="",this.littleEndian=!0,this.elements={},this.comments=[],this.data=null,this.numSplats=0,this.fileBytes=A instanceof ArrayBuffer?new Uint8Array(A):A}async parseHeader(){const e=new ReadableStream({start:r=>{r.enqueue(this.fileBytes.slice(0,65536)),r.close()}}).pipeThrough(new TextDecoderStream).getReader();this.header="";const s=`end_header
`;for(;;){const{value:r,done:a}=await e.read();if(a)throw new Error("Failed to read header");this.header+=r;const o=this.header.indexOf(s);if(o>=0){this.header=this.header.slice(0,o+s.length);break}}const n=new TextEncoder().encode(this.header).length;this.data=new DataView(this.fileBytes.buffer,n),this.elements={};let i=null;this.comments=[],this.header.trim().split(`
`).forEach((r,a)=>{const o=r.trim();if(a===0){if(o!=="ply")throw new Error("Invalid PLY header");return}if(o.length===0)return;const g=o.split(" ");switch(g[0]){case"format":if(g[1]==="binary_little_endian")this.littleEndian=!0;else if(g[1]==="binary_big_endian")this.littleEndian=!1;else throw new Error(`Unsupported PLY format: ${g[1]}`);if(g[2]!=="1.0")throw new Error(`Unsupported PLY version: ${g[2]}`);break;case"end_header":break;case"comment":this.comments.push(o.slice(8));break;case"element":{const l=g[1];i={name:l,count:Number.parseInt(g[2]),properties:{}},this.elements[l]=i;break}case"property":if(i==null)throw new Error("Property must be inside an element");g[1]==="list"?i.properties[g[4]]={isList:!0,type:g[3],countType:g[2]}:i.properties[g[2]]={isList:!1,type:g[1]};break}}),this.elements.vertex&&(this.numSplats=this.elements.vertex.count)}parseData(A){let e=0;const s=this.data;if(s==null)throw new Error("No data to parse");for(const n in this.elements){const i=this.elements[n],{count:r,properties:a}=i,o=Yu(a),g=Ju(a,this.littleEndian),l=A(i)??(()=>{});for(let c=0;c<r;c++)e=g(s,e,o),l(c,o)}}parseSplats(A,e){if(this.elements.vertex==null)throw new Error("No vertex element found");let s=!1;const n=[];let i=0,r=[],a=[],o=[],g,l,c;function I(){const Q=Ru[i];r=new Array(3).fill(null).flatMap((f,p)=>[0,1,2].map((d,y)=>p+y*Q/3)),a=new Array(5).fill(null).flatMap((f,p)=>[0,1,2].map((d,y)=>3+p+y*Q/3)),o=new Array(7).fill(null).flatMap((f,p)=>[0,1,2].map((d,y)=>8+p+y*Q/3)),g=i>=1?new Float32Array(3*3):void 0,l=i>=2?new Float32Array(5*3):void 0,c=i>=3?new Float32Array(7*3):void 0}function h(Q,f){if(!g)throw new Error("Missing sh1");const p=f.f_rest;for(let d=0;d<r.length;d++)g[d]=p[r[d]]*8/255-4;if(l)for(let d=0;d<a.length;d++)l[d]=p[a[d]]*8/255-4;if(c)for(let d=0;d<o.length;d++)c[d]=p[o[d]]*8/255-4;e==null||e(Q,g,l,c)}function E(Q){const{min_x:f,min_y:p,min_z:d,max_x:y,max_y:D,max_z:x,min_scale_x:w,min_scale_y:m,min_scale_z:k,max_scale_x:M,max_scale_y:S,max_scale_z:U}=Q.properties;if(!f||!p||!d||!y||!D||!x||!w||!m||!k||!M||!S||!U)throw new Error("Missing PLY chunk properties");return s=!0,(F,b)=>{const{min_x:T,min_y:R,min_z:X,max_x:_,max_y:eA,max_z:q,min_scale_x:O,min_scale_y:L,min_scale_z:j,max_scale_x:P,max_scale_y:W,max_scale_z:G,min_r:dA,min_g:lA,min_b:yA,max_r:wA,max_g:SA,max_b:BA}=b;n.push({min_x:T,min_y:R,min_z:X,max_x:_,max_y:eA,max_z:q,min_scale_x:O,min_scale_y:L,min_scale_z:j,max_scale_x:P,max_scale_y:W,max_scale_z:G,min_r:dA,min_g:lA,min_b:yA,max_r:wA,max_g:SA,max_b:BA})}}function C(Q){if(e&&Q.name==="sh")return i=Ze(Q.properties),I(),h;if(Q.name!=="vertex")return null;const{packed_position:f,packed_rotation:p,packed_scale:d,packed_color:y}=Q.properties;if(!f||!p||!d||!y)throw new Error("Missing PLY properties: packed_position, packed_rotation, packed_scale, packed_color");const D=Math.sqrt(2);return(x,w)=>{const m=n[x>>>8];if(m==null)throw new Error("Missing PLY chunk");const{min_x:k,min_y:M,min_z:S,max_x:U,max_y:F,max_z:b,min_scale_x:T,min_scale_y:R,min_scale_z:X,max_scale_x:_,max_scale_y:eA,max_scale_z:q,min_r:O,min_g:L,min_b:j,max_r:P,max_g:W,max_b:G}=m,{packed_position:dA,packed_rotation:lA,packed_scale:yA,packed_color:wA}=w,SA=(dA>>>21&2047)/2047*(U-k)+k,BA=(dA>>>11&1023)/1023*(F-M)+M,JA=(dA&2047)/2047*(b-S)+S,DA=((lA>>>20&1023)/1023-.5)*D,jA=((lA>>>10&1023)/1023-.5)*D,WA=((lA&1023)/1023-.5)*D,Y=Math.sqrt(Math.max(0,1-DA*DA-jA*jA-WA*WA)),MA=lA>>>30,IA=MA===0?DA:MA===1?Y:jA,Yt=MA<=1?jA:MA===2?Y:WA,ae=MA<=2?WA:Y,vA=MA===0?Y:DA,z=Math.exp((yA>>>21&2047)/2047*(_-T)+T),ZA=Math.exp((yA>>>11&1023)/1023*(eA-R)+R),ve=Math.exp((yA&2047)/2047*(q-X)+X),be=(wA>>>24&255)/255*((P??1)-(O??0))+(O??0),Fe=(wA>>>16&255)/255*((W??1)-(L??0))+(L??0),Ne=(wA>>>8&255)/255*((G??1)-(j??0))+(j??0),ke=(wA&255)/255;A(x,SA,BA,JA,z,ZA,ve,IA,Yt,ae,vA,ke,be,Fe,Ne)}}const B=Q=>{if(Q.name==="chunk")return E(Q);if(s)return C(Q);if(Q.name!=="vertex")return null;const{x:f,y:p,z:d,scale_0:y,scale_1:D,scale_2:x,rot_0:w,rot_1:m,rot_2:k,rot_3:M,opacity:S,f_dc_0:U,f_dc_1:F,f_dc_2:b,red:T,green:R,blue:X,alpha:_}=Q.properties;if(!f||!p||!d)throw new Error("Missing PLY properties: x, y, z");const eA=y&&D&&x,q=w&&m&&k&&M,O=_!=null?ge[_.type]:1,L=T!=null?ge[T.type]:1,j=R!=null?ge[R.type]:1,P=X!=null?ge[X.type]:1;return i=Ze(Q.properties),I(),(W,G)=>{const dA=eA?Math.exp(G.scale_0):Mt.defaultPointScale,lA=eA?Math.exp(G.scale_1):Mt.defaultPointScale,yA=eA?Math.exp(G.scale_2):Mt.defaultPointScale,wA=q?G.rot_1:0,SA=q?G.rot_2:0,BA=q?G.rot_3:0,JA=q?G.rot_0:1,DA=S!=null?1/(1+Math.exp(-G.opacity)):_!=null?G.alpha/O:1,jA=U!=null?G.f_dc_0*ce+.5:T!=null?G.red/L:1,WA=F!=null?G.f_dc_1*ce+.5:R!=null?G.green/j:1,Y=b!=null?G.f_dc_2*ce+.5:X!=null?G.blue/P:1;if(A(W,G.x,G.y,G.z,dA,lA,yA,wA,SA,BA,JA,DA,jA,WA,Y),e&&g){const MA=G.f_rest;if(g)for(let IA=0;IA<r.length;IA++)g[IA]=MA[r[IA]];if(l)for(let IA=0;IA<a.length;IA++)l[IA]=MA[a[IA]];if(c)for(let IA=0;IA<o.length;IA++)c[IA]=MA[o[IA]];e(W,g,l,c)}}};this.parseData(B)}injectRgba(A){let e=0;const s=this.data;if(s==null)throw new Error("No parsed data");if(A.length!==this.numSplats*4)throw new Error("Invalid RGBA array length");for(const n in this.elements){const i=this.elements[n],{count:r,properties:a}=i,o=[];let g=0;const l=n==="vertex";if(l){for(const c of["opacity","f_dc_0","f_dc_1","f_dc_2"])if(!a[c]||a[c].type!=="float")throw new Error(`Can't injectRgba due to property: ${c}`)}for(const[c,I]of Object.entries(a))if(I.isList)o.push(()=>{const h=St[I.countType](s,e,this.littleEndian);e+=zA[I.countType],e+=h*zA[I.type]});else{if(l)if(c==="f_dc_0"||c==="f_dc_1"||c==="f_dc_2"){const h=Number.parseInt(c.slice(5));o.push(()=>{const E=(A[g+h]/255-.5)/ce;fs[I.type](s,e,this.littleEndian,E)})}else c==="opacity"&&o.push(()=>{const h=Math.max(-100,Math.min(100,-Math.log(1/(A[g+3]/255)-1)));fs[I.type](s,e,this.littleEndian,h)});o.push(()=>{e+=zA[I.type]})}for(let c=0;c<r;c++){for(const I of o)I();l&&(g+=4)}}}};Mt.defaultPointScale=.001;let jt=Mt;const ce=.28209479177387814,St={char:(t,A,e)=>t.getInt8(A),uchar:(t,A,e)=>t.getUint8(A),short:(t,A,e)=>t.getInt16(A,e),ushort:(t,A,e)=>t.getUint16(A,e),int:(t,A,e)=>t.getInt32(A,e),uint:(t,A,e)=>t.getUint32(A,e),float:(t,A,e)=>t.getFloat32(A,e),double:(t,A,e)=>t.getFloat64(A,e)},fs={char:(t,A,e,s)=>{t.setInt8(A,s)},uchar:(t,A,e,s)=>{t.setUint8(A,s)},short:(t,A,e,s)=>{t.setInt16(A,s,e)},ushort:(t,A,e,s)=>{t.setUint16(A,s,e)},int:(t,A,e,s)=>{t.setInt32(A,s,e)},uint:(t,A,e,s)=>{t.setUint32(A,s,e)},float:(t,A,e,s)=>{t.setFloat32(A,s,e)},double:(t,A,e,s)=>{t.setFloat64(A,s,e)}},zA={char:1,uchar:1,short:2,ushort:2,int:4,uint:4,float:4,double:8},ge={char:127,uchar:255,short:32767,ushort:65535,int:2147483647,uint:4294967295,float:1,double:1},Gu={0:0,9:1,24:2,45:3},Ru={0:0,1:9,2:24,3:45},gs=/^f_rest_([0-9]{1,2})$/;function Yu(t){const A={};for(const[e,s]of Object.entries(t))gs.test(e)?A.f_rest=new Array(Ze(t)):A[e]=s.isList?[]:0;return A}function Ju(t,A){return zu(t)?Hu(t,A):qu(t,A)}const _u=(()=>{try{new Function("return 42;")}catch{return!1}return!0})(),Lu=/^[a-zA-Z0-9_]+$/;function zu(t){if(!_u)return!1;for(const[A,e]of Object.entries(t))if(!Lu.test(A)||e.isList&&!ps.includes(e.countType)||!ps.includes(e.type))return!1;return!0}function Hu(t,A){const e=["let list;"];for(const[n,i]of Object.entries(t)){const r=n.match(gs);if(r){const a=+r[1];e.push(`
item.f_rest[${a}] = PARSE_FIELD['${i.type}'](data, offset, ${A});
offset += ${zA[i.type]};
`)}else i.isList?e.push(`
list = item['${n}'];
list.length = PARSE_FIELD['${i.countType}'](data, offset, ${A});
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this.x=A.x*t.x,this.y=A.y*t.y,this.z=A.z*t.z,this}applyEuler(A){return this.applyQuaternion(Me.setFromEuler(A))}applyAxisAngle(A,t){return this.applyQuaternion(Me.setFromAxisAngle(A,t))}applyMatrix3(A){const t=this.x,e=this.y,i=this.z,n=A.elements;return this.x=n[0]*t+n[3]*e+n[6]*i,this.y=n[1]*t+n[4]*e+n[7]*i,this.z=n[2]*t+n[5]*e+n[8]*i,this}applyNormalMatrix(A){return this.applyMatrix3(A).normalize()}applyMatrix4(A){const t=this.x,e=this.y,i=this.z,n=A.elements,r=1/(n[3]*t+n[7]*e+n[11]*i+n[15]);return this.x=(n[0]*t+n[4]*e+n[8]*i+n[12])*r,this.y=(n[1]*t+n[5]*e+n[9]*i+n[13])*r,this.z=(n[2]*t+n[6]*e+n[10]*i+n[14])*r,this}applyQuaternion(A){const t=this.x,e=this.y,i=this.z,n=A.x,r=A.y,g=A.z,I=A.w,a=2*(r*i-g*e),o=2*(g*t-n*i),C=2*(n*e-r*t);return this.x=t+I*a+r*C-g*o,this.y=e+I*o+g*a-n*C,this.z=i+I*C+n*o-r*a,this}project(A){return this.applyMatrix4(A.matrixWorldInverse).applyMatrix4(A.projectionMatrix)}unproject(A){return this.applyMatrix4(A.projectionMatrixInverse).applyMatrix4(A.matrixWorld)}transformDirection(A){const t=this.x,e=this.y,i=this.z,n=A.elements;return this.x=n[0]*t+n[4]*e+n[8]*i,this.y=n[1]*t+n[5]*e+n[9]*i,this.z=n[2]*t+n[6]*e+n[10]*i,this.normalize()}divide(A){return this.x/=A.x,this.y/=A.y,this.z/=A.z,this}divideScalar(A){return this.multiplyScalar(1/A)}min(A){return this.x=Math.min(this.x,A.x),this.y=Math.min(this.y,A.y),this.z=Math.min(this.z,A.z),this}max(A){return this.x=Math.max(this.x,A.x),this.y=Math.max(this.y,A.y),this.z=Math.max(this.z,A.z),this}clamp(A,t){return this.x=IA(this.x,A.x,t.x),this.y=IA(this.y,A.y,t.y),this.z=IA(this.z,A.z,t.z),this}clampScalar(A,t){return this.x=IA(this.x,A,t),this.y=IA(this.y,A,t),this.z=IA(this.z,A,t),this}clampLength(A,t){const e=this.length();return this.divideScalar(e||1).multiplyScalar(IA(e,A,t))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this}roundToZero(){return this.x=Math.trunc(this.x),this.y=Math.trunc(this.y),this.z=Math.trunc(this.z),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this}dot(A){return this.x*A.x+this.y*A.y+this.z*A.z}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)}normalize(){return this.divideScalar(this.length()||1)}setLength(A){return this.normalize().multiplyScalar(A)}lerp(A,t){return this.x+=(A.x-this.x)*t,this.y+=(A.y-this.y)*t,this.z+=(A.z-this.z)*t,this}lerpVectors(A,t,e){return this.x=A.x+(t.x-A.x)*e,this.y=A.y+(t.y-A.y)*e,this.z=A.z+(t.z-A.z)*e,this}cross(A){return this.crossVectors(this,A)}crossVectors(A,t){const e=A.x,i=A.y,n=A.z,r=t.x,g=t.y,I=t.z;return this.x=i*I-n*g,this.y=n*r-e*I,this.z=e*g-i*r,this}projectOnVector(A){const t=A.lengthSq();if(t===0)return this.set(0,0,0);const e=A.dot(this)/t;return this.copy(A).multiplyScalar(e)}projectOnPlane(A){return Jt.copy(this).projectOnVector(A),this.sub(Jt)}reflect(A){return this.sub(Jt.copy(A).multiplyScalar(2*this.dot(A)))}angleTo(A){const t=Math.sqrt(this.lengthSq()*A.lengthSq());if(t===0)return Math.PI/2;const e=this.dot(A)/t;return Math.acos(IA(e,-1,1))}distanceTo(A){return Math.sqrt(this.distanceToSquared(A))}distanceToSquared(A){const t=this.x-A.x,e=this.y-A.y,i=this.z-A.z;return t*t+e*e+i*i}manhattanDistanceTo(A){return Math.abs(this.x-A.x)+Math.abs(this.y-A.y)+Math.abs(this.z-A.z)}setFromSpherical(A){return this.setFromSphericalCoords(A.radius,A.phi,A.theta)}setFromSphericalCoords(A,t,e){const i=Math.sin(t)*A;return this.x=i*Math.sin(e),this.y=Math.cos(t)*A,this.z=i*Math.cos(e),this}setFromCylindrical(A){return this.setFromCylindricalCoords(A.radius,A.theta,A.y)}setFromCylindricalCoords(A,t,e){return this.x=A*Math.sin(t),this.y=e,this.z=A*Math.cos(t),this}setFromMatrixPosition(A){const t=A.elements;return this.x=t[12],this.y=t[13],this.z=t[14],this}setFromMatrixScale(A){const t=this.setFromMatrixColumn(A,0).length(),e=this.setFromMatrixColumn(A,1).length(),i=this.setFromMatrixColumn(A,2).length();return this.x=t,this.y=e,this.z=i,this}setFromMatrixColumn(A,t){return this.fromArray(A.elements,t*4)}setFromMatrix3Column(A,t){return this.fromArray(A.elements,t*3)}setFromEuler(A){return this.x=A._x,this.y=A._y,this.z=A._z,this}setFromColor(A){return this.x=A.r,this.y=A.g,this.z=A.b,this}equals(A){return A.x===this.x&&A.y===this.y&&A.z===this.z}fromArray(A,t=0){return this.x=A[t],this.y=A[t+1],this.z=A[t+2],this}toArray(A=[],t=0){return A[t]=this.x,A[t+1]=this.y,A[t+2]=this.z,A}fromBufferAttribute(A,t){return this.x=A.getX(t),this.y=A.getY(t),this.z=A.getZ(t),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this}randomDirection(){const A=Math.random()*Math.PI*2,t=Math.random()*2-1,e=Math.sqrt(1-t*t);return this.x=e*Math.cos(A),this.y=t,this.z=e*Math.sin(A),this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z}}const Jt=new k,Me=new kA;class At{constructor(A,t,e,i,n,r,g,I,a){At.prototype.isMatrix3=!0,this.elements=[1,0,0,0,1,0,0,0,1],A!==void 0&&this.set(A,t,e,i,n,r,g,I,a)}set(A,t,e,i,n,r,g,I,a){const o=this.elements;return o[0]=A,o[1]=i,o[2]=g,o[3]=t,o[4]=n,o[5]=I,o[6]=e,o[7]=r,o[8]=a,this}identity(){return this.set(1,0,0,0,1,0,0,0,1),this}copy(A){const t=this.elements,e=A.elements;return t[0]=e[0],t[1]=e[1],t[2]=e[2],t[3]=e[3],t[4]=e[4],t[5]=e[5],t[6]=e[6],t[7]=e[7],t[8]=e[8],this}extractBasis(A,t,e){return A.setFromMatrix3Column(this,0),t.setFromMatrix3Column(this,1),e.setFromMatrix3Column(this,2),this}setFromMatrix4(A){const t=A.elements;return this.set(t[0],t[4],t[8],t[1],t[5],t[9],t[2],t[6],t[10]),this}multiply(A){return this.multiplyMatrices(this,A)}premultiply(A){return this.multiplyMatrices(A,this)}multiplyMatrices(A,t){const e=A.elements,i=t.elements,n=this.elements,r=e[0],g=e[3],I=e[6],a=e[1],o=e[4],C=e[7],h=e[2],B=e[5],Q=e[8],u=i[0],l=i[3],E=i[6],f=i[1],c=i[4],y=i[7],p=i[2],d=i[5],z=i[8];return n[0]=r*u+g*f+I*p,n[3]=r*l+g*c+I*d,n[6]=r*E+g*y+I*z,n[1]=a*u+o*f+C*p,n[4]=a*l+o*c+C*d,n[7]=a*E+o*y+C*z,n[2]=h*u+B*f+Q*p,n[5]=h*l+B*c+Q*d,n[8]=h*E+B*y+Q*z,this}multiplyScalar(A){const t=this.elements;return t[0]*=A,t[3]*=A,t[6]*=A,t[1]*=A,t[4]*=A,t[7]*=A,t[2]*=A,t[5]*=A,t[8]*=A,this}determinant(){const A=this.elements,t=A[0],e=A[1],i=A[2],n=A[3],r=A[4],g=A[5],I=A[6],a=A[7],o=A[8];return t*r*o-t*g*a-e*n*o+e*g*I+i*n*a-i*r*I}invert(){const A=this.elements,t=A[0],e=A[1],i=A[2],n=A[3],r=A[4],g=A[5],I=A[6],a=A[7],o=A[8],C=o*r-g*a,h=g*I-o*n,B=a*n-r*I,Q=t*C+e*h+i*B;if(Q===0)return this.set(0,0,0,0,0,0,0,0,0);const u=1/Q;return A[0]=C*u,A[1]=(i*a-o*e)*u,A[2]=(g*e-i*r)*u,A[3]=h*u,A[4]=(o*t-i*I)*u,A[5]=(i*n-g*t)*u,A[6]=B*u,A[7]=(e*I-a*t)*u,A[8]=(r*t-e*n)*u,this}transpose(){let A;const t=this.elements;return A=t[1],t[1]=t[3],t[3]=A,A=t[2],t[2]=t[6],t[6]=A,A=t[5],t[5]=t[7],t[7]=A,this}getNormalMatrix(A){return this.setFromMatrix4(A).invert().transpose()}transposeIntoArray(A){const t=this.elements;return A[0]=t[0],A[1]=t[3],A[2]=t[6],A[3]=t[1],A[4]=t[4],A[5]=t[7],A[6]=t[2],A[7]=t[5],A[8]=t[8],this}setUvTransform(A,t,e,i,n,r,g){const I=Math.cos(n),a=Math.sin(n);return this.set(e*I,e*a,-e*(I*r+a*g)+r+A,-i*a,i*I,-i*(-a*r+I*g)+g+t,0,0,1),this}scale(A,t){return this.premultiply(zt.makeScale(A,t)),this}rotate(A){return this.premultiply(zt.makeRotation(-A)),this}translate(A,t){return this.premultiply(zt.makeTranslation(A,t)),this}makeTranslation(A,t){return A.isVector2?this.set(1,0,A.x,0,1,A.y,0,0,1):this.set(1,0,A,0,1,t,0,0,1),this}makeRotation(A){const t=Math.cos(A),e=Math.sin(A);return this.set(t,-e,0,e,t,0,0,0,1),this}makeScale(A,t){return this.set(A,0,0,0,t,0,0,0,1),this}equals(A){const t=this.elements,e=A.elements;for(let i=0;i<9;i++)if(t[i]!==e[i])return!1;return!0}fromArray(A,t=0){for(let e=0;e<9;e++)this.elements[e]=A[e+t];return this}toArray(A=[],t=0){const e=this.elements;return A[t]=e[0],A[t+1]=e[1],A[t+2]=e[2],A[t+3]=e[3],A[t+4]=e[4],A[t+5]=e[5],A[t+6]=e[6],A[t+7]=e[7],A[t+8]=e[8],A}clone(){return new this.constructor().fromArray(this.elements)}}const zt=new At,Fe={};function de(s){s in Fe||(Fe[s]=!0,console.warn(s))}const Ne=new At().set(.4123908,.3575843,.1804808,.212639,.7151687,.0721923,.0193308,.1191948,.9505322),ke=new At().set(3.2409699,-1.5373832,-.4986108,-.9692436,1.8759675,.0415551,.0556301,-.203977,1.0569715);function Ns(){const s={enabled:!0,workingColorSpace:Se,spaces:{},convert:function(i,n,r){return this.enabled===!1||n===r||!n||!r||(this.spaces[n].transfer===Rt&&(i.r=ZA(i.r),i.g=ZA(i.g),i.b=ZA(i.b)),this.spaces[n].primaries!==this.spaces[r].primaries&&(i.applyMatrix3(this.spaces[n].toXYZ),i.applyMatrix3(this.spaces[r].fromXYZ)),this.spaces[r].transfer===Rt&&(i.r=TA(i.r),i.g=TA(i.g),i.b=TA(i.b))),i},workingToColorSpace:function(i,n){return this.convert(i,this.workingColorSpace,n)},colorSpaceToWorking:function(i,n){return this.convert(i,n,this.workingColorSpace)},getPrimaries:function(i){return this.spaces[i].primaries},getTransfer:function(i){return i===Fs?xe:this.spaces[i].transfer},getLuminanceCoefficients:function(i,n=this.workingColorSpace){return i.fromArray(this.spaces[n].luminanceCoefficients)},define:function(i){Object.assign(this.spaces,i)},_getMatrix:function(i,n,r){return i.copy(this.spaces[n].toXYZ).multiply(this.spaces[r].fromXYZ)},_getDrawingBufferColorSpace:function(i){return this.spaces[i].outputColorSpaceConfig.drawingBufferColorSpace},_getUnpackColorSpace:function(i=this.workingColorSpace){return this.spaces[i].workingColorSpaceConfig.unpackColorSpace},fromWorkingColorSpace:function(i,n){return de("THREE.ColorManagement: .fromWorkingColorSpace() has been renamed to .workingToColorSpace()."),s.workingToColorSpace(i,n)},toWorkingColorSpace:function(i,n){return de("THREE.ColorManagement: .toWorkingColorSpace() has been renamed to .colorSpaceToWorking()."),s.colorSpaceToWorking(i,n)}},A=[.64,.33,.3,.6,.15,.06],t=[.2126,.7152,.0722],e=[.3127,.329];return s.define({[Se]:{primaries:A,whitePoint:e,transfer:xe,toXYZ:Ne,fromXYZ:ke,luminanceCoefficients:t,workingColorSpaceConfig:{unpackColorSpace:yA},outputColorSpaceConfig:{drawingBufferColorSpace:yA}},[yA]:{primaries:A,whitePoint:e,transfer:Rt,toXYZ:Ne,fromXYZ:ke,luminanceCoefficients:t,outputColorSpaceConfig:{drawingBufferColorSpace:yA}}}),s}const fA=Ns();function ZA(s){return s<.04045?s*.0773993808:Math.pow(s*.9478672986+.0521327014,2.4)}function TA(s){return s<.0031308?s*12.92:1.055*Math.pow(s,.41666)-.055}class Ge{constructor(A=new k(1/0,1/0,1/0),t=new k(-1/0,-1/0,-1/0)){this.isBox3=!0,this.min=A,this.max=t}set(A,t){return this.min.copy(A),this.max.copy(t),this}setFromArray(A){this.makeEmpty();for(let t=0,e=A.length;t<e;t+=3)this.expandByPoint(wA.fromArray(A,t));return this}setFromBufferAttribute(A){this.makeEmpty();for(let t=0,e=A.count;t<e;t++)this.expandByPoint(wA.fromBufferAttribute(A,t));return this}setFromPoints(A){this.makeEmpty();for(let t=0,e=A.length;t<e;t++)this.expandByPoint(A[t]);return this}setFromCenterAndSize(A,t){const e=wA.copy(t).multiplyScalar(.5);return this.min.copy(A).sub(e),this.max.copy(A).add(e),this}setFromObject(A,t=!1){return this.makeEmpty(),this.expandByObject(A,t)}clone(){return new this.constructor().copy(this)}copy(A){return this.min.copy(A.min),this.max.copy(A.max),this}makeEmpty(){return this.min.x=this.min.y=this.min.z=1/0,this.max.x=this.max.y=this.max.z=-1/0,this}isEmpty(){return this.max.x<this.min.x||this.max.y<this.min.y||this.max.z<this.min.z}getCenter(A){return this.isEmpty()?A.set(0,0,0):A.addVectors(this.min,this.max).multiplyScalar(.5)}getSize(A){return this.isEmpty()?A.set(0,0,0):A.subVectors(this.max,this.min)}expandByPoint(A){return this.min.min(A),this.max.max(A),this}expandByVector(A){return this.min.sub(A),this.max.add(A),this}expandByScalar(A){return this.min.addScalar(-A),this.max.addScalar(A),this}expandByObject(A,t=!1){A.updateWorldMatrix(!1,!1);const e=A.geometry;if(e!==void 0){const n=e.getAttribute("position");if(t===!0&&n!==void 0&&A.isInstancedMesh!==!0)for(let r=0,g=n.count;r<g;r++)A.isMesh===!0?A.getVertexPosition(r,wA):wA.fromBufferAttribute(n,r),wA.applyMatrix4(A.matrixWorld),this.expandByPoint(wA);else A.boundingBox!==void 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parse");for(const i in this.elements){const n=this.elements[i],{count:r,properties:g}=n,I=$s(g),a=Ai(g,this.littleEndian),o=A(n)??(()=>{});for(let C=0;C<r;C++)t=a(e,t,I),o(C,I)}}parseSplats(A,t){if(this.elements.vertex==null)throw new Error("No vertex element found");let e=!1;const i=[];let n=0,r=[],g=[],I=[],a,o,C;function h(){const E=js[n];r=new Array(3).fill(null).flatMap((f,c)=>[0,1,2].map((y,p)=>c+p*E/3)),g=new Array(5).fill(null).flatMap((f,c)=>[0,1,2].map((y,p)=>3+c+p*E/3)),I=new Array(7).fill(null).flatMap((f,c)=>[0,1,2].map((y,p)=>8+c+p*E/3)),a=n>=1?new Float32Array(3*3):void 0,o=n>=2?new Float32Array(5*3):void 0,C=n>=3?new Float32Array(7*3):void 0}function B(E,f){if(!a)throw new Error("Missing sh1");const c=f.f_rest;for(let y=0;y<r.length;y++)a[y]=c[r[y]]*8/255-4;if(o)for(let y=0;y<g.length;y++)o[y]=c[g[y]]*8/255-4;if(C)for(let y=0;y<I.length;y++)C[y]=c[I[y]]*8/255-4;t==null||t(E,a,o,C)}function Q(E){const{min_x:f,min_y:c,min_z:y,max_x:p,max_y:d,max_z:z,min_scale_x:m,min_scale_y:w,min_scale_z:G,max_scale_x:S,max_scale_y:D,max_scale_z:F}=E.properties;if(!f||!c||!y||!p||!d||!z||!m||!w||!G||!S||!D||!F)throw new Error("Missing PLY chunk properties");return e=!0,(M,x)=>{const{min_x:U,min_y:v,min_z:q,max_x:Z,max_y:W,max_z:K,min_scale_x:P,min_scale_y:L,min_scale_z:T,max_scale_x:_,max_scale_y:R,max_scale_z:N,min_r:sA,min_g:iA,min_b:aA,max_r:gA,max_g:oA,max_b:CA}=x;i.push({min_x:U,min_y:v,min_z:q,max_x:Z,max_y:W,max_z:K,min_scale_x:P,min_scale_y:L,min_scale_z:T,max_scale_x:_,max_scale_y:R,max_scale_z:N,min_r:sA,min_g:iA,min_b:aA,max_r:gA,max_g:oA,max_b:CA})}}function u(E){if(t&&E.name==="sh")return n=Xt(E.properties),h(),B;if(E.name!=="vertex")return null;const{packed_position:f,packed_rotation:c,packed_scale:y,packed_color:p}=E.properties;if(!f||!c||!y||!p)throw new Error("Missing PLY properties: packed_position, packed_rotation, packed_scale, packed_color");const d=Math.sqrt(2);return(z,m)=>{const w=i[z>>>8];if(w==null)throw new Error("Missing PLY chunk");const{min_x:G,min_y:S,min_z:D,max_x:F,max_y:M,max_z:x,min_scale_x:U,min_scale_y:v,min_scale_z:q,max_scale_x:Z,max_scale_y:W,max_scale_z:K,min_r:P,min_g:L,min_b:T,max_r:_,max_g:R,max_b:N}=w,{packed_position:sA,packed_rotation:iA,packed_scale:aA,packed_color:gA}=m,oA=(sA>>>21&2047)/2047*(F-G)+G,CA=(sA>>>11&1023)/1023*(M-S)+S,FA=(sA&2047)/2047*(x-D)+D,BA=((iA>>>20&1023)/1023-.5)*d,EA=((iA>>>10&1023)/1023-.5)*d,cA=((iA&1023)/1023-.5)*d,Y=Math.sqrt(Math.max(0,1-BA*BA-EA*EA-cA*cA)),nA=iA>>>30,j=nA===0?BA:nA===1?Y:EA,H=nA<=1?EA:nA===2?Y:cA,RA=nA<=2?cA:Y,rA=nA===0?Y:BA,b=Math.exp((aA>>>21&2047)/2047*(Z-U)+U),lA=Math.exp((aA>>>11&1023)/1023*(W-v)+v),AA=Math.exp((aA&2047)/2047*(K-q)+q),J=(gA>>>24&255)/255*((_??1)-(P??0))+(P??0),pA=(gA>>>16&255)/255*((R??1)-(L??0))+(L??0),nt=(gA>>>8&255)/255*((N??1)-(T??0))+(T??0),rt=(gA&255)/255;A(z,oA,CA,FA,b,lA,AA,j,H,RA,rA,rt,J,pA,nt)}}const l=E=>{if(E.name==="chunk")return Q(E);if(e)return u(E);if(E.name!=="vertex")return null;const{x:f,y:c,z:y,scale_0:p,scale_1:d,scale_2:z,rot_0:m,rot_1:w,rot_2:G,rot_3:S,opacity:D,f_dc_0:F,f_dc_1:M,f_dc_2:x,red:U,green:v,blue:q,alpha:Z}=E.properties;if(!f||!c||!y)throw new Error("Missing PLY properties: x, y, z");const W=p&&d&&z,K=m&&w&&G&&S,P=Z!=null?St[Z.type]:1,L=U!=null?St[U.type]:1,T=v!=null?St[v.type]:1,_=q!=null?St[q.type]:1;return n=Xt(E.properties),h(),(R,N)=>{const sA=W?Math.exp(N.scale_0):OA.defaultPointScale,iA=W?Math.exp(N.scale_1):OA.defaultPointScale,aA=W?Math.exp(N.scale_2):OA.defaultPointScale,gA=K?N.rot_1:0,oA=K?N.rot_2:0,CA=K?N.rot_3:0,FA=K?N.rot_0:1,BA=D!=null?1/(1+Math.exp(-N.opacity)):Z!=null?N.alpha/P:1,EA=F!=null?N.f_dc_0*Dt+.5:U!=null?N.red/L:1,cA=M!=null?N.f_dc_1*Dt+.5:v!=null?N.green/T:1,Y=x!=null?N.f_dc_2*Dt+.5:q!=null?N.blue/_:1;if(A(R,N.x,N.y,N.z,sA,iA,aA,gA,oA,CA,FA,BA,EA,cA,Y),t&&a){const nA=N.f_rest;if(a)for(let j=0;j<r.length;j++)a[j]=nA[r[j]];if(o)for(let j=0;j<g.length;j++)o[j]=nA[g[j]];if(C)for(let j=0;j<I.length;j++)C[j]=nA[I[j]];t(R,a,o,C)}}};this.parseData(l)}injectRgba(A){let t=0;const e=this.data;if(e==null)throw new Error("No parsed data");if(A.length!==this.numSplats*4)throw new Error("Invalid RGBA array length");for(const i in this.elements){const n=this.elements[i],{count:r,properties:g}=n,I=[];let a=0;const o=i==="vertex";if(o){for(const C of["opacity","f_dc_0","f_dc_1","f_dc_2"])if(!g[C]||g[C].type!=="float")throw new Error(`Can\'t injectRgba due to property: ${C}`)}for(const[C,h]of Object.entries(g))if(h.isList)I.push(()=>{const B=VA[h.countType](e,t,this.littleEndian);t+=mA[h.countType],t+=B*mA[h.type]});else{if(o)if(C==="f_dc_0"||C==="f_dc_1"||C==="f_dc_2"){const B=Number.parseInt(C.slice(5));I.push(()=>{const Q=(A[a+B]/255-.5)/Dt;Ve[h.type](e,t,this.littleEndian,Q)})}else C==="opacity"&&I.push(()=>{const B=Math.max(-100,Math.min(100,-Math.log(1/(A[a+3]/255)-1)));Ve[h.type](e,t,this.littleEndian,B)});I.push(()=>{t+=mA[h.type]})}for(let C=0;C<r;C++){for(const h of I)h();o&&(a+=4)}}}};OA.defaultPointScale=.001;let pt=OA;const Dt=.28209479177387814,VA={char:(s,A,t)=>s.getInt8(A),uchar:(s,A,t)=>s.getUint8(A),short:(s,A,t)=>s.getInt16(A,t),ushort:(s,A,t)=>s.getUint16(A,t),int:(s,A,t)=>s.getInt32(A,t),uint:(s,A,t)=>s.getUint32(A,t),float:(s,A,t)=>s.getFloat32(A,t),double:(s,A,t)=>s.getFloat64(A,t)},Ve={char:(s,A,t,e)=>{s.setInt8(A,e)},uchar:(s,A,t,e)=>{s.setUint8(A,e)},short:(s,A,t,e)=>{s.setInt16(A,e,t)},ushort:(s,A,t,e)=>{s.setUint16(A,e,t)},int:(s,A,t,e)=>{s.setInt32(A,e,t)},uint:(s,A,t,e)=>{s.setUint32(A,e,t)},float:(s,A,t,e)=>{s.setFloat32(A,e,t)},double:(s,A,t,e)=>{s.setFloat64(A,e,t)}},mA={char:1,uchar:1,short:2,ushort:2,int:4,uint:4,float:4,double:8},St={char:127,uchar:255,short:32767,ushort:65535,int:2147483647,uint:4294967295,float:1,double:1},Os={0:0,9:1,24:2,45:3},js={0:0,1:9,2:24,3:45},Kt=/^f_rest_([0-9]{1,2})$/;function $s(s){const A={};for(const[t,e]of Object.entries(s))Kt.test(t)?A.f_rest=new Array(Xt(s)):A[t]=e.isList?[]:0;return A}function Ai(s,A){return si(s)?ii(s,A):ni(s,A)}const ti=(()=>{try{new Function("return 42;")}catch{return!1}return!0})(),ei=/^[a-zA-Z0-9_]+$/;function si(s){if(!ti)return!1;for(const[A,t]of Object.entries(s))if(!ei.test(A)||t.isList&&!We.includes(t.countType)||!We.includes(t.type))return!1;return!0}function ii(s,A){const t=["let list;"];for(const[i,n]of Object.entries(s)){const r=i.match(Kt);if(r){const g=+r[1];t.push(`\n item.f_rest[${g}] = PARSE_FIELD[\'${n.type}\'](data, offset, ${A});\n offset += ${mA[n.type]};\n `)}else n.isList?t.push(`\n list = item[\'${i}\'];\n list.length = PARSE_FIELD[\'${n.countType}\'](data, offset, ${A});\n offset += ${mA[n.countType]};\n for (let i = 0; i < list.length; i++) {\n list[i] = PARSE_FIELD[\'${n.type}\'](data, offset, ${A});\n offset += ${mA[n.type]};\n }\n `):t.push(`\n item[\'${i}\'] = PARSE_FIELD[\'${n.type}\'](data, offset, ${A});\n offset += ${mA[n.type]};\n `)}t.push("return offset;");const e=new Function("data","offset","item","PARSE_FIELD",t.join(`\n`));return(i,n,r)=>e(i,n,r,VA)}function ni(s,A){const t=[];for(const[e,i]of Object.entries(s)){const n=e.match(Kt);if(n){const r=+n[1];t.push((g,I,a)=>(a.f_rest[r]=VA[i.type](g,I,A),I+mA[i.type]))}else i.isList?t.push((r,g,I)=>{const a=I[e];a.length=VA[i.countType](r,g,A);let o=g+mA[i.countType];for(let C=0;C<a.length;C++)a[C]=VA[i.type](r,o,A),o+=mA[i.type];return o}):t.push((r,g,I)=>(I[e]=VA[i.type](r,g,A),g+mA[i.type]))}return(e,i,n)=>{let r=i;for(let g=0;g<t.length;g++)r=t[g](e,r,n);return r}}function Xt(s){let A=0;for(;s[`f_rest_${A}`];)A+=1;const t=Os[A];if(t==null)throw new Error(`Unsupported number of SH coefficients: ${A}`);return t}var st=(s=>(s.PLY="ply",s.SPZ="spz",s.SPLAT="splat",s.KSPLAT="ksplat",s.PCSOGS="pcsogs",s.PCSOGSZIP="pcsogszip",s))(st||{});function ri(s){const A=new DataView(s.buffer);if((A.getUint32(0,!0)&16777215)===7957616)return"ply";if((A.getUint32(0,!0)&16777215)===559903){const t=Ks(s,4);return new DataView(t.buffer).getUint32(0,!0)===1347635022?"spz":void 0}if(A.getUint32(0,!0)===67324752)return Oe(s)?"pcsogszip":void 0}function gi(s){const A=s.split(/[?#]/,1)[0],t=Math.max(A.lastIndexOf("/"),A.lastIndexOf("\\\\")),e=A.slice(t+1),i=e.lastIndexOf(".");return i<=0||i===e.length-1?"":e.slice(i+1).toLowerCase()}function Ii(s){const A=gi(s);if(A==="ply")return"ply";if(A==="spz")return"spz";if(A==="splat")return"splat";if(A==="ksplat")return"ksplat";if(A==="sog")return"pcsogszip"}function ai(s){try{let A;if(typeof s=="string")A=s;else{const i=s instanceof ArrayBuffer?new Uint8Array(s):s;if(i.length>65536)return;A=new TextDecoder().decode(i)}const t=JSON.parse(A);if(!t||typeof t!="object"||Array.isArray(t))return;const e=t.version===2;for(const i of["means","scales","quats","sh0"]){if(!t[i]||typeof t[i]!="object"||Array.isArray(t[i]))return;if(e){if(!t[i].files||(i==="scales"||i==="sh0")&&!t[i].codebook||i==="means"&&(!t[i].mins||!t[i].maxs))return}else if(!t[i].shape||!t[i].files||i!=="quats"&&(!t[i].mins||!t[i].maxs))return}return t}catch{return}}function Oe(s){try{const A=s instanceof ArrayBuffer?new Uint8Array(s):s;let t=null;const e=Ms(A,{filter:({name:n})=>n.split(/[\\\\/]/).pop()==="meta.json"?(t=n,!0):!1});if(!t)return;const i=ai(e[t]);return i?{name:t,json:i}:void 0}catch{return}}class oi{constructor({maxSplats:A=1}={}){this.numSplats=0,this.maxSplats=Ts(A).maxSplats,this.centers=new Float32Array(this.maxSplats*3),this.scales=new Float32Array(this.maxSplats*3),this.quaternions=new Float32Array(this.maxSplats*4),this.opacities=new Float32Array(this.maxSplats),this.colors=new Float32Array(this.maxSplats*3)}pushSplat(){const A=this.numSplats;return this.ensureIndex(A),this.numSplats+=1,A}unpushSplat(A){if(A===this.numSplats-1)this.numSplats-=1;else throw new Error("Cannot unpush splat from non-last position")}ensureCapacity(A){if(A>this.maxSplats){const t=Math.max(A,this.maxSplats*2),e=new Float32Array(t*3),i=new Float32Array(t*3),n=new Float32Array(t*4),r=new Float32Array(t),g=new Float32Array(t*3);if(e.set(this.centers),i.set(this.scales),n.set(this.quaternions),r.set(this.opacities),g.set(this.colors),this.centers=e,this.scales=i,this.quaternions=n,this.opacities=r,this.colors=g,this.sh1){const I=new Float32Array(t*9);I.set(this.sh1),this.sh1=I}if(this.sh2){const I=new Float32Array(t*15);I.set(this.sh2),this.sh2=I}if(this.sh3){const I=new Float32Array(t*21);I.set(this.sh3),this.sh3=I}this.maxSplats=t}}ensureIndex(A){this.ensureCapacity(A+1)}setCenter(A,t,e,i){this.centers[A*3]=t,this.centers[A*3+1]=e,this.centers[A*3+2]=i}setScale(A,t,e,i){this.scales[A*3]=t,this.scales[A*3+1]=e,this.scales[A*3+2]=i}setQuaternion(A,t,e,i,n){this.quaternions[A*4]=t,this.quaternions[A*4+1]=e,this.quaternions[A*4+2]=i,this.quaternions[A*4+3]=n}setOpacity(A,t){this.opacities[A]=t}setColor(A,t,e,i){this.colors[A*3]=t,this.colors[A*3+1]=e,this.colors[A*3+2]=i}setSh1(A,t){this.sh1||(this.sh1=new Float32Array(this.maxSplats*9));for(let e=0;e<9;++e)this.sh1[A*9+e]=t[e]}setSh2(A,t){this.sh2||(this.sh2=new Float32Array(this.maxSplats*15));for(let e=0;e<15;++e)this.sh2[A*15+e]=t[e]}setSh3(A,t){this.sh3||(this.sh3=new Float32Array(this.maxSplats*21));for(let e=0;e<21;++e)this.sh3[A*21+e]=t[e]}}async function je(s,A,t){const e="version"in s;if(!e&&s.quats.encoding!=="quaternion_packed")throw new Error("Unsupported quaternion encoding");const i=e?s.count:s.means.shape[0],n=lt(i),r=new Uint32Array(n*4),g={},I=Promise.all([it(A[s.means.files[0]]),it(A[s.means.files[1]])]).then(B=>{for(let Q=0;Q<i;++Q){const u=Q*4,l=(B[0][u+0]+(B[1][u+0]<<8))/65535,E=(B[0][u+1]+(B[1][u+1]<<8))/65535,f=(B[0][u+2]+(B[1][u+2]<<8))/65535;let c=s.means.mins[0]+(s.means.maxs[0]-s.means.mins[0])*l,y=s.means.mins[1]+(s.means.maxs[1]-s.means.mins[1])*E,p=s.means.mins[2]+(s.means.maxs[2]-s.means.mins[2])*f;c=Math.sign(c)*(Math.exp(Math.abs(c))-1),y=Math.sign(y)*(Math.exp(Math.abs(y))-1),p=Math.sign(p)*(Math.exp(Math.abs(p))-1),He(r,Q,c,y,p)}}),a=it(A[s.scales.files[0]]).then(B=>{let Q,u,l;e?Q=u=l=s.scales.codebook.map(E=>Math.exp(E)):(Q=new Array(256).fill(0).map((E,f)=>s.scales.mins[0]+(s.scales.maxs[0]-s.scales.mins[0])*(f/255)).map(E=>Math.exp(E)),u=new Array(256).fill(0).map((E,f)=>s.scales.mins[1]+(s.scales.maxs[1]-s.scales.mins[1])*(f/255)).map(E=>Math.exp(E)),l=new Array(256).fill(0).map((E,f)=>s.scales.mins[2]+(s.scales.maxs[2]-s.scales.mins[2])*(f/255)).map(E=>Math.exp(E)));for(let E=0;E<i;++E){const f=E*4;ve(r,E,Q[B[f+0]],u[B[f+1]],l[B[f+2]],t)}}),o=it(A[s.quats.files[0]]).then(B=>{const Q=Math.sqrt(2),u=new Array(256).fill(0).map((l,E)=>(E/255-.5)*Q);for(let l=0;l<i;++l){const E=l*4,f=u[B[E+0]],c=u[B[E+1]],y=u[B[E+2]],p=Math.sqrt(Math.max(0,1-f*f-c*c-y*y)),d=B[E+3]-252,z=d===0?f:d===1?p:c,m=d<=1?c:d===2?p:y,w=d<=2?y:p;Te(r,l,z,m,w,d===0?p:f)}}),C=it(A[s.sh0.files[0]]).then(B=>{const Q=.28209479177387814;let u,l,E,f;e?(u=l=E=s.sh0.codebook.map(c=>Q*c+.5),f=new Array(256).fill(0).map((c,y)=>y/255)):(u=new Array(256).fill(0).map((c,y)=>s.sh0.mins[0]+(s.sh0.maxs[0]-s.sh0.mins[0])*(y/255)).map(c=>Q*c+.5),l=new Array(256).fill(0).map((c,y)=>s.sh0.mins[1]+(s.sh0.maxs[1]-s.sh0.mins[1])*(y/255)).map(c=>Q*c+.5),E=new Array(256).fill(0).map((c,y)=>s.sh0.mins[2]+(s.sh0.maxs[2]-s.sh0.mins[2])*(y/255)).map(c=>Q*c+.5),f=new Array(256).fill(0).map((c,y)=>s.sh0.mins[3]+(s.sh0.maxs[3]-s.sh0.mins[3])*(y/255)).map(c=>1/(1+Math.exp(-c))));for(let c=0;c<i;++c){const y=c*4;Hs(r,c,u[B[y+0]],l[B[y+1]],E[B[y+2]],f[B[y+3]],t)}}),h=[I,a,o,C];if(s.shN){const B=e?s.shN.bands>=3:s.shN.shape[1]>=45,Q=e?s.shN.bands>=2:s.shN.shape[1]>=24,u=e?s.shN.bands>=1:s.shN.shape[1]>=9;u&&(g.sh1=new Uint32Array(i*2)),Q&&(g.sh2=new Uint32Array(i*4)),B&&(g.sh3=new Uint32Array(i*4));const l=new Float32Array(9),E=new Float32Array(15),f=new Float32Array(21),c=s.shN,y=Promise.all([Pt(A[s.shN.files[0]]),Pt(A[s.shN.files[1]])]).then(([p,d])=>{const z="codebook"in c?c.codebook:new Array(256).fill(0).map((m,w)=>c.mins+(c.maxs-c.mins)*(w/255));for(let m=0;m<i;++m){const w=m*4,G=d.rgba[w+0]+(d.rgba[w+1]<<8),S=(G&63)*15,F=(G>>>6)*p.width+S;for(let M=0;M<3;++M){if(u)for(let x=0;x<3;++x)l[x*3+M]=z[p.rgba[(F+x)*4+M]];if(Q)for(let x=0;x<5;++x)E[x*3+M]=z[p.rgba[(F+3+x)*4+M]];if(B)for(let x=0;x<7;++x)f[x*3+M]=z[p.rgba[(F+8+x)*4+M]]}u&&yt(g.sh1,m,l,t),Q&&ft(g.sh2,m,E,t),B&&wt(g.sh3,m,f,t)}});h.push(y)}return await Promise.all(h),{packedArray:r,numSplats:i,extra:g}}let xt=null;async function Pt(s){if(!xt&&(xt=new OffscreenCanvas(1,1).getContext("webgl2"),!xt))throw new Error("Failed to create WebGL2 context");const A=new Blob([s]),t=await createImageBitmap(A,{premultiplyAlpha:"none"}),e=xt,i=e.createTexture();e.bindTexture(e.TEXTURE_2D,i),e.pixelStorei(e.UNPACK_FLIP_Y_WEBGL,!0),e.texImage2D(e.TEXTURE_2D,0,e.RGBA,e.RGBA,e.UNSIGNED_BYTE,t),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST);const n=e.createFramebuffer();e.bindFramebuffer(e.FRAMEBUFFER,n),e.framebufferTexture2D(e.FRAMEBUFFER,e.COLOR_ATTACHMENT0,e.TEXTURE_2D,i,0);const r=new Uint8Array(t.width*t.height*4);return e.readPixels(0,0,t.width,t.height,e.RGBA,e.UNSIGNED_BYTE,r),e.deleteTexture(i),e.deleteFramebuffer(n),{rgba:r,width:t.width,height:t.height}}async function it(s){const{rgba:A}=await Pt(s);return A}async function Ci(s,A){var h;const t=Oe(s);if(!t)throw new Error("Invalid PC SOGS zip file");const{name:e,json:i}=t,n=e.lastIndexOf("/"),r=e.lastIndexOf("\\\\"),g=e.slice(0,Math.max(n,r)+1),I=new Map,a=[...i.means.files,...i.scales.files,...i.quats.files,...i.sh0.files,...((h=i.shN)==null?void 0:h.files)??[]];for(const B of a)I.set(g+B,B);const o=await new Promise((B,Q)=>{xs(s,{filter:({name:u})=>I.has(u)},(u,l)=>{u?Q(u):B(l)})}),C={};for(const[B,Q]of I.entries())C[Q]=o[B];return await je(i,C,A)}class $e{constructor({fileBytes:A}){this.version=-1,this.numSplats=0,this.shDegree=0,this.fractionalBits=0,this.flags=0,this.flagAntiAlias=!1,this.reserved=0,this.headerParsed=!1,this.parsed=!1,this.fileBytes=A instanceof ArrayBuffer?new Uint8Array(A):A,this.reader=new Xs({fileBytes:this.fileBytes})}async parseHeader(){if(this.headerParsed)throw new Error("SPZ file header already parsed");const A=new DataView((await this.reader.read(16)).buffer);if(A.getUint32(0,!0)!==1347635022)throw new Error("Invalid SPZ file");if(this.version=A.getUint32(4,!0),this.version<1||this.version>3)throw new Error(`Unsupported SPZ version: ${this.version}`);this.numSplats=A.getUint32(8,!0),this.shDegree=A.getUint8(12),this.fractionalBits=A.getUint8(13),this.flags=A.getUint8(14),this.flagAntiAlias=(this.flags&1)!==0,this.reserved=A.getUint8(15),this.headerParsed=!0,this.parsed=!1}async parseSplats(A,t,e,i,n,r){if(!this.headerParsed)throw new Error("SPZ file header must be parsed first");if(this.parsed)throw new Error("SPZ file already parsed");if(this.parsed=!0,this.version===1){const g=await this.reader.read(this.numSplats*3*2),I=new Uint16Array(g.buffer);for(let a=0;a<this.numSplats;a++){const o=a*3,C=$(I[o]),h=$(I[o+1]),B=$(I[o+2]);A==null||A(a,C,h,B)}}else if(this.version===2||this.version===3){const g=1<<this.fractionalBits,I=await this.reader.read(this.numSplats*3*3);for(let a=0;a<this.numSplats;a++){const o=a*9,C=((I[o+2]<<24|I[o+1]<<16|I[o]<<8)>>8)/g,h=((I[o+5]<<24|I[o+4]<<16|I[o+3]<<8)>>8)/g,B=((I[o+8]<<24|I[o+7]<<16|I[o+6]<<8)>>8)/g;A==null||A(a,C,h,B)}}else throw new Error("Unreachable");{const g=await this.reader.read(this.numSplats);for(let I=0;I<this.numSplats;I++)t==null||t(I,g[I]/255)}{const g=await this.reader.read(this.numSplats*3),I=ts/.15;for(let a=0;a<this.numSplats;a++){const o=a*3,C=(g[o]/255-.5)*I+.5,h=(g[o+1]/255-.5)*I+.5,B=(g[o+2]/255-.5)*I+.5;e==null||e(a,C,h,B)}}{const g=await this.reader.read(this.numSplats*3);for(let I=0;I<this.numSplats;I++){const a=I*3,o=Math.exp(g[a]/16-10),C=Math.exp(g[a+1]/16-10),h=Math.exp(g[a+2]/16-10);i==null||i(I,o,C,h)}}if(this.version===3){const g=1/Math.sqrt(2),I=await this.reader.read(this.numSplats*4);for(let a=0;a<this.numSplats;a++){const o=a*4,C=[0,0,0,0],h=[I[o],I[o+1],I[o+2],I[o+3]],B=h[0]+(h[1]<<8)+(h[2]<<16)+(h[3]<<24),Q=511,u=B>>>30;let l=B,E=0;for(let c=3;c>=0;--c)if(c!==u){const y=l&Q,p=l>>>9&1;l=l>>>10,C[c]=g*(y/Q),C[c]=p===0?C[c]:-C[c],E+=C[c]*C[c]}const f=1-E;C[u]=Math.sqrt(Math.max(f,0)),n==null||n(a,C[0],C[1],C[2],C[3])}}else{const g=await this.reader.read(this.numSplats*3);for(let I=0;I<this.numSplats;I++){const a=I*3,o=g[a]/127.5-1,C=g[a+1]/127.5-1,h=g[a+2]/127.5-1,B=Math.sqrt(Math.max(0,1-o*o-C*C-h*h));n==null||n(I,o,C,h,B)}}if(r&&this.shDegree>=1){const g=new Float32Array(9),I=this.shDegree>=2?new Float32Array(5*3):void 0,a=this.shDegree>=3?new Float32Array(7*3):void 0,o=await this.reader.read(this.numSplats*As[this.shDegree]*3);let C=0;for(let h=0;h<this.numSplats;h++){for(let B=0;B<9;++B)g[B]=(o[C+B]-128)/128;if(C+=9,I){for(let B=0;B<15;++B)I[B]=(o[C+B]-128)/128;C+=15}if(a){for(let B=0;B<21;++B)a[B]=(o[C+B]-128)/128;C+=21}r==null||r(h,g,I,a)}}}}const As={1:3,2:8,3:15},ts=.28209479177387814,Bi=1347635022,hi=3,Qi=1;class bA{constructor({numSplats:A,shDegree:t,fractionalBits:e=12,flagAntiAlias:i=!0}){this.clippedCount=0;const n=20+(t>=1?9:0)+(t>=2?15:0)+(t>=3?21:0),r=16+A*n;this.buffer=new ArrayBuffer(r),this.view=new DataView(this.buffer),this.view.setUint32(0,Bi,!0),this.view.setUint32(4,hi,!0),this.view.setUint32(8,A,!0),this.view.setUint8(12,t),this.view.setUint8(13,e),this.view.setUint8(14,i?Qi:0),this.view.setUint8(15,0),this.numSplats=A,this.shDegree=t,this.fractionalBits=e,this.fraction=1<<e,this.flagAntiAlias=i}setCenter(A,t,e,i){const n=Math.round(t*this.fraction),r=Math.max(-8388607,Math.min(8388607,n)),g=Math.round(e*this.fraction),I=Math.max(-8388607,Math.min(8388607,g)),a=Math.round(i*this.fraction),o=Math.max(-8388607,Math.min(8388607,a));(n!==r||g!==I||a!==o)&&(this.clippedCount+=1);const B=16+A*9;this.view.setUint8(B,r&255),this.view.setUint8(B+1,r>>8&255),this.view.setUint8(B+2,r>>16&255),this.view.setUint8(B+3,I&255),this.view.setUint8(B+4,I>>8&255),this.view.setUint8(B+5,I>>16&255),this.view.setUint8(B+6,o&255),this.view.setUint8(B+7,o>>8&255),this.view.setUint8(B+8,o>>16&255)}setAlpha(A,t){const e=16+this.numSplats*9+A;this.view.setUint8(e,Math.max(0,Math.min(255,Math.round(t*255))))}static scaleRgb(A){const t=((A-.5)/(ts/.15)+.5)*255;return Math.max(0,Math.min(255,Math.round(t)))}setRgb(A,t,e,i){const n=16+this.numSplats*10+A*3;this.view.setUint8(n,bA.scaleRgb(t)),this.view.setUint8(n+1,bA.scaleRgb(e)),this.view.setUint8(n+2,bA.scaleRgb(i))}setScale(A,t,e,i){const n=16+this.numSplats*13+A*3;this.view.setUint8(n,Math.max(0,Math.min(255,Math.round((Math.log(t)+10)*16)))),this.view.setUint8(n+1,Math.max(0,Math.min(255,Math.round((Math.log(e)+10)*16)))),this.view.setUint8(n+2,Math.max(0,Math.min(255,Math.round((Math.log(i)+10)*16))))}setQuat(A,...t){const e=16+this.numSplats*16+A*4,i=bs(t);let n=0;for(let I=1;I<4;++I)Math.abs(i[I])>Math.abs(i[n])&&(n=I);const r=i[n]<0?1:0;let g=n;for(let I=0;I<4;++I)if(I!==n){const a=(i[I]<0?1:0)^r,o=Math.floor(511*(Math.abs(i[I])/Math.SQRT1_2)+.5);g=g<<10|a<<9|o}this.view.setUint8(e,g&255),this.view.setUint8(e+1,g>>8&255),this.view.setUint8(e+2,g>>16&255),this.view.setUint8(e+3,g>>>24&255)}static quantizeSh(A,t){const e=Math.round(A*128)+128,i=1<<8-t,n=Math.floor((e+i/2)/i)*i;return Math.max(0,Math.min(255,n))}setSh(A,t,e,i){const n=As[this.shDegree]||0,r=16+this.numSplats*20+A*n*3;for(let g=0;g<9;++g)this.view.setUint8(r+g,bA.quantizeSh(t[g],5));if(e){const g=r+9;for(let I=0;I<15;++I)this.view.setUint8(g+I,bA.quantizeSh(e[I],4));if(i){const I=g+15;for(let a=0;a<21;++a)this.view.setUint8(I+a,bA.quantizeSh(i[a],4))}}}async finalize(){const A=new Uint8Array(this.buffer),e=new ReadableStream({async start(r){r.enqueue(A),r.close()}}).pipeThrough(new CompressionStream("gzip")),n=await new Response(e).arrayBuffer();return console.log("Compressed",A.length,"bytes to",n.byteLength,"bytes"),new Uint8Array(n)}}async function Ei(s){var o,C,h;const A=new oi,{inputs:t,clipXyz:e,maxSh:i,fractionalBits:n=12,opacityThreshold:r}=s;for(const B of t){let Q=function(m){return m.multiplyScalar(c),m.applyQuaternion(y),m.add(p),m},u=function(m){return m.multiplyScalar(c),m},l=function(m){return m.premultiply(y),m},E=function(m){return!d||d.containsPoint(m)},f=function(m){return r!==void 0?m>=r:!0};const c=((o=B.transform)==null?void 0:o.scale)??1,y=new kA().fromArray(((C=B.transform)==null?void 0:C.quaternion)??[0,0,0,1]),p=new k().fromArray(((h=B.transform)==null?void 0:h.translate)??[0,0,0]),d=e?new Ge(new k().fromArray(e.min),new k().fromArray(e.max)):void 0;let z=B.fileType;switch(z||(z=ri(B.fileBytes),!z&&B.pathOrUrl&&(z=Ii(B.pathOrUrl))),z){case st.PLY:{const m=new pt({fileBytes:B.fileBytes});await m.parseHeader();let w=null;m.parseSplats((G,S,D,F,M,x,U,v,q,Z,W,K,P,L,T)=>{const _=Q(new k(S,D,F));if(E(_)&&f(K)){w=A.pushSplat(),A.setCenter(w,_.x,_.y,_.z);const R=u(new k(M,x,U));A.setScale(w,R.x,R.y,R.z);const N=l(new kA(v,q,Z,W));A.setQuaternion(w,N.x,N.y,N.z,N.w),A.setOpacity(w,K),A.setColor(w,P,L,T)}else w=null},(G,S,D,F)=>{S&&w!==null&&A.setSh1(w,S),D&&w!==null&&A.setSh2(w,D),F&&w!==null&&A.setSh3(w,F)});break}case st.SPZ:{const m=new $e({fileBytes:B.fileBytes});await m.parseHeader();const w=new Int32Array(m.numSplats);w.fill(-1);const G=new Float32Array(m.numSplats*3),S=new k;m.parseSplats((D,F,M,x)=>{const U=Q(new k(F,M,x));G[D*3]=U.x,G[D*3+1]=U.y,G[D*3+2]=U.z},(D,F)=>{S.fromArray(G,D*3),E(S)&&f(F)&&(w[D]=A.pushSplat(),A.setCenter(w[D],S.x,S.y,S.z),A.setOpacity(w[D],F))},(D,F,M,x)=>{w[D]>=0&&A.setColor(w[D],F,M,x)},(D,F,M,x)=>{if(w[D]>=0){const U=u(new k(F,M,x));A.setScale(w[D],U.x,U.y,U.z)}},(D,F,M,x,U)=>{if(w[D]>=0){const v=l(new kA(F,M,x,U));A.setQuaternion(w[D],v.x,v.y,v.z,v.w)}},(D,F,M,x)=>{w[D]>=0&&(A.setSh1(w[D],F),M&&A.setSh2(w[D],M),x&&A.setSh3(w[D],x))});break}case st.SPLAT:Xe(B.fileBytes,m=>{},(m,w,G,S,D,F,M,x,U,v,q,Z,W,K,P)=>{const L=Q(new k(w,G,S));if(E(L)&&f(Z)){const T=A.pushSplat();A.setCenter(T,L.x,L.y,L.z);const _=u(new k(D,F,M));A.setScale(T,_.x,_.y,_.z);const R=l(new kA(x,U,v,q));A.setQuaternion(T,R.x,R.y,R.z,R.w),A.setOpacity(T,Z),A.setColor(T,W,K,P)}});break;case st.KSPLAT:{let m=null;Ws(B.fileBytes,w=>{},(w,G,S,D,F,M,x,U,v,q,Z,W,K,P,L)=>{const T=Q(new k(G,S,D));if(E(T)&&f(W)){m=A.pushSplat(),A.setCenter(m,T.x,T.y,T.z);const _=u(new k(F,M,x));A.setScale(m,_.x,_.y,_.z);const R=l(new kA(U,v,q,Z));A.setQuaternion(m,R.x,R.y,R.z,R.w),A.setOpacity(m,W),A.setColor(m,K,P,L)}else m=null},(w,G,S,D)=>{m!==null&&(A.setSh1(m,G),S&&A.setSh2(m,S),D&&A.setSh3(m,D))});break}default:throw new Error(`transcodeSpz not implemented for ${z}`)}}const g=Math.min(i??3,A.sh3?3:A.sh2?2:A.sh1?1:0),I=new bA({numSplats:A.numSplats,shDegree:g,fractionalBits:n,flagAntiAlias:!0});for(let B=0;B<A.numSplats;++B){const Q=B*3,u=B*4;I.setCenter(B,A.centers[Q],A.centers[Q+1],A.centers[Q+2]),I.setScale(B,A.scales[Q],A.scales[Q+1],A.scales[Q+2]),I.setQuat(B,A.quaternions[u],A.quaternions[u+1],A.quaternions[u+2],A.quaternions[u+3]),I.setAlpha(B,A.opacities[B]),I.setRgb(B,A.colors[Q],A.colors[Q+1],A.colors[Q+2]),A.sh1&&g>=1&&I.setSh(B,A.sh1.slice(B*9,(B+1)*9),g>=2&&A.sh2?A.sh2.slice(B*15,(B+1)*15):void 0,g>=3&&A.sh3?A.sh3.slice(B*21,(B+1)*21):void 0)}return{fileBytes:await I.finalize(),clippedCount:I.clippedCount}}async function es(s){const{name:A,args:t,id:e}=s.data;let i,n;try{switch(A){case"unpackPly":{const{packedArray:r,fileBytes:g,splatEncoding:I}=t,a=await ci({packedArray:r,fileBytes:g,splatEncoding:I});i={id:e,numSplats:a.numSplats,packedArray:a.packedArray,extra:a.extra};break}case"decodeSpz":{const{fileBytes:r,splatEncoding:g}=t,I=await li(r,g);i={id:e,numSplats:I.numSplats,packedArray:I.packedArray,extra:I.extra};break}case"decodeAntiSplat":{const{fileBytes:r,splatEncoding:g}=t,I=Ps(r,g);i={id:e,numSplats:I.numSplats,packedArray:I.packedArray};break}case"decodeKsplat":{const{fileBytes:r,splatEncoding:g}=t,I=Vs(r,g);i={id:e,numSplats:I.numSplats,packedArray:I.packedArray,extra:I.extra};break}case"decodePcSogs":{const{fileBytes:r,extraFiles:g,splatEncoding:I}=t,a=JSON.parse(new TextDecoder().decode(r)),o=await je(a,g,I);i={id:e,numSplats:o.numSplats,packedArray:o.packedArray,extra:o.extra};break}case"decodePcSogsZip":{const{fileBytes:r,splatEncoding:g}=t,I=await Ci(r,g);i={id:e,numSplats:I.numSplats,packedArray:I.packedArray,extra:I.extra};break}case"sortSplats":{const{totalSplats:r,readback:g,ordering:I}=t;i={id:e,readback:g,...ui({totalSplats:r,readback:g,ordering:I})};break}case"sortDoubleSplats":{const{numSplats:r,readback:g,ordering:I}=t;i={id:e,readback:g,ordering:I,activeSplats:rs(r,g,I)};break}case"sort32Splats":{const{numSplats:r,readback:g,ordering:I}=t;i={id:e,readback:g,ordering:I,activeSplats:gs(r,g,I)};break}case"transcodeSpz":{const r=t,g=await Ei(r);i={id:e,fileBytes:g,input:r};break}default:throw new Error(`Unknown name: ${A}`)}}catch(r){n=r,console.error(n)}self.postMessage({id:e,result:i,error:n},{transfer:Ls(i)})}async function ci({packedArray:s,fileBytes:A,splatEncoding:t}){const e=new pt({fileBytes:A});await e.parseHeader();const i=e.numSplats,n={};return e.parseSplats((r,g,I,a,o,C,h,B,Q,u,l,E,f,c,y)=>{qt(s,r,g,I,a,o,C,h,B,Q,u,l,E,f,c,y,t)},(r,g,I,a)=>{g&&(n.sh1||(n.sh1=new Uint32Array(i*2)),yt(n.sh1,r,g,t)),I&&(n.sh2||(n.sh2=new Uint32Array(i*4)),ft(n.sh2,r,I,t)),a&&(n.sh3||(n.sh3=new Uint32Array(i*4)),wt(n.sh3,r,a,t))}),{packedArray:s,numSplats:i,extra:n}}async function li(s,A){const t=new $e({fileBytes:s});await t.parseHeader();const e=t.numSplats,i=lt(e),n=new Uint32Array(i*4),r={};return await t.parseSplats((g,I,a,o)=>{He(n,g,I,a,o)},(g,I)=>{Zs(n,g,I)},(g,I,a,o)=>{vs(n,g,I,a,o,A)},(g,I,a,o)=>{ve(n,g,I,a,o,A)},(g,I,a,o,C)=>{Te(n,g,I,a,o,C)},(g,I,a,o)=>{I&&(r.sh1||(r.sh1=new Uint32Array(e*2)),yt(r.sh1,g,I,A)),a&&(r.sh2||(r.sh2=new Uint32Array(e*4)),ft(r.sh2,g,a,A)),o&&(r.sh3||(r.sh3=new Uint32Array(e*4)),wt(r.sh3,g,o,A))}),{packedArray:n,numSplats:e,extra:r}}const Wt=31744,Mt=Wt+1;let SA=null;function ui({totalSplats:s,readback:A,ordering:t}){SA||(SA=new Uint32Array(Mt)),SA.fill(0);const e=A.map(I=>new Uint32Array(I.buffer)),i=e[0].length,n=Math.ceil(s/i);let r=0;for(let I=0;I<n;++I){const a=e[I],o=Math.min(a.length,s-r);for(let C=0;C<o;++C){const h=a[C]&32767;h<Wt&&(SA[h]+=1)}r+=o}let g=0;for(let I=0;I<Mt;++I){const a=g+SA[I];SA[I]=g,g=a}r=0;for(let I=0;I<n;++I){const a=e[I],o=Math.min(a.length,s-r);for(let C=0;C<o;++C){const h=a[C]&32767;h<Wt&&(t[SA[h]]=r+C,SA[h]+=1)}r+=o}if(SA[Mt-1]!==g)throw new Error(`Expected ${g} active splats but got ${SA[Mt-1]}`);return{activeSplats:g,ordering:t}}const Vt=[];function ss(s){Vt.push(s)}async function yi(){self.addEventListener("message",ss),await ge(),self.removeEventListener("message",ss),self.addEventListener("message",es);for(const s of Vt)es(s);Vt.length=0}yi().catch(console.error)})();\n//# sourceMappingURL=worker-CBtTDhW6.js.map\n',ds=typeof self<"u"&&self.Blob&&new Blob([ao],{type:"text/javascript;charset=utf-8"});function Ku(t){let A;try{if(A=ds&&(self.URL||self.webkitURL).createObjectURL(ds),!A)throw"";const e=new Worker(A,{name:t==null?void 0:t.name});return e.addEventListener("error",()=>{(self.URL||self.webkitURL).revokeObjectURL(A)}),e}catch{return new Worker("data:text/javascript;charset=utf-8,"+encodeURIComponent(ao),{name:t==null?void 0:t.name})}finally{A&&(self.URL||self.webkitURL).revokeObjectURL(A)}}class $u{constructor(){this.messages={},this.messageIdNext=0,this.worker=new Ku,this.worker.onmessage=A=>this.onMessage(A)}makeMessageId(){return++this.messageIdNext}makeMessagePromiseId(){const A=this.makeMessageId(),e=new Promise((s,n)=>{this.messages[A]={resolve:s,reject:n}});return{id:A,promise:e}}onMessage(A){const{id:e,result:s,error:n}=A.data,i=this.messages[e];i&&(delete this.messages[e],n?i.reject(n):i.resolve(s))}async call(A,e){const{id:s,promise:n}=this.makeMessagePromiseId();return this.worker.postMessage({name:A,args:e,id:s},{transfer:$n(e)}),n}}let oo=4,fe=0;const co=[],go=[];async function Vu(){const t=co.shift();if(t)return t;if(fe<oo){const A=new $u;return fe+=1,A}return new Promise(A=>{go.push(A)})}function Pu(t){if(fe>oo){fe-=1;return}const A=go.shift();if(A){A(t);return}co.push(t)}async function ut(t){const A=await Vu();try{return await t(A)}finally{Pu(A)}}class lo extends sA.Loader{constructor(A){super(A),this.fileLoader=new sA.FileLoader(A)}load(A,e,s,n){const i=this.manager.resolveURL((this.path??"")+(A??"")),r=new Headers(this.requestHeader),a=this.withCredentials?"include":"same-origin",o=new Request(i,{headers:r,credentials:a});let g=this.fileType;this.manager.itemStart(i),ys(o,s).then(async l=>{var B;const c=[new ProgressEvent("progress",{lengthComputable:!0,loaded:l.byteLength,total:l.byteLength})];function I(){if(s){const Q=c.every(d=>d.lengthComputable||d.loaded===0&&d.total===0),f=c.reduce((d,y)=>d+y.loaded,0),p=c.reduce((d,y)=>d+y.total,0);s(new ProgressEvent("progress",{lengthComputable:Q,loaded:f,total:p}))}}const h={},E=[],C=Is(l);if(g==="pcsogs"&&C===void 0)throw new Error("Invalid PC SOGS file");if(C!==void 0){g="pcsogs";for(const Q of["means","scales","quats","sh0","shN"]){const f=C[Q];if(f)for(const p of f.files){const d=new URL(p,i).toString(),y=c.length;c.push(new ProgressEvent("progress")),this.manager.itemStart(d);const D=new Request(d,{headers:r,credentials:a}),x=ys(D,w=>{c[y]=w,I()}).then(w=>{h[p]=w}).catch(w=>{throw this.manager.itemError(d),w}).finally(()=>{this.manager.itemEnd(d)});E.push(x)}}}if(await Promise.all(E),e){const Q=((B=this.packedSplats)==null?void 0:B.splatEncoding)??De,f=await us({input:l,extraFiles:h,fileType:g,pathOrUrl:i,splatEncoding:Q});this.packedSplats?(this.packedSplats.initialize(f),e(this.packedSplats)):e(new HA(f))}}).catch(l=>{this.manager.itemError(i),n==null||n(l)}).finally(()=>{this.manager.itemEnd(i)})}async loadAsync(A,e){return new Promise((s,n)=>{this.load(A,i=>{s(i)},e,n)})}parse(A){return new ct({packedSplats:A})}}async function ys(t,A){const e=await fetch(t);if(!e.ok)throw new Error(`${e.status} "${e.statusText}" fetching URL: ${t.url}`);if(!e.body)throw new Error(`Response body is null for URL: ${t.url}`);const s=e.body.getReader(),n=Number.parseInt(e.headers.get("Content-Length")||"0"),i=Number.isNaN(n)?0:n;let r=0;const a=[];for(;;){const{done:l,value:c}=await s.read();if(l)break;a.push(c),r+=c.length,A&&A(new ProgressEvent("progress",{lengthComputable:i!==0,loaded:r,total:i}))}const o=new Uint8Array(r);let g=0;for(const l of a)o.set(l,g),g+=l.length;return o.buffer}var Dt=(t=>(t.PLY="ply",t.SPZ="spz",t.SPLAT="splat",t.KSPLAT="ksplat",t.PCSOGS="pcsogs",t.PCSOGSZIP="pcsogszip",t))(Dt||{});function ls(t){const A=new DataView(t.buffer);if((A.getUint32(0,!0)&16777215)===7957616)return"ply";if((A.getUint32(0,!0)&16777215)===559903){const e=ai(t,4);return new DataView(e.buffer).getUint32(0,!0)===1347635022?"spz":void 0}if(A.getUint32(0,!0)===67324752)return Ou(t)?"pcsogszip":void 0}function Zu(t){const A=t.split(/[?#]/,1)[0],e=Math.max(A.lastIndexOf("/"),A.lastIndexOf("\\")),s=A.slice(e+1),n=s.lastIndexOf(".");return n<=0||n===s.length-1?"":s.slice(n+1).toLowerCase()}function Io(t){const A=Zu(t);if(A==="ply")return"ply";if(A==="spz")return"spz";if(A==="splat")return"splat";if(A==="ksplat")return"ksplat";if(A==="sog")return"pcsogszip"}function Xu(t){return Is(t)!==void 0}function Is(t){try{let A;if(typeof t=="string")A=t;else{const n=t instanceof ArrayBuffer?new Uint8Array(t):t;if(n.length>65536)return;A=new TextDecoder().decode(n)}const e=JSON.parse(A);if(!e||typeof e!="object"||Array.isArray(e))return;const s=e.version===2;for(const n of["means","scales","quats","sh0"]){if(!e[n]||typeof e[n]!="object"||Array.isArray(e[n]))return;if(s){if(!e[n].files||(n==="scales"||n==="sh0")&&!e[n].codebook||n==="means"&&(!e[n].mins||!e[n].maxs))return}else if(!e[n].shape||!e[n].files||n!=="quats"&&(!e[n].mins||!e[n].maxs))return}return e}catch{return}}function Ou(t){try{const A=t instanceof ArrayBuffer?new Uint8Array(t):t;let e=null;const s=ec(A,{filter:({name:i})=>i.split(/[\\/]/).pop()==="meta.json"?(e=i,!0):!1});if(!e)return;const n=Is(s[e]);return n?{name:e,json:n}:void 0}catch{return}}async function us({input:t,extraFiles:A,fileType:e,pathOrUrl:s,splatEncoding:n}){const i=t instanceof ArrayBuffer?new Uint8Array(t):t;let r=e;switch(e||(r=ls(i),!r&&s&&(r=Io(s))),r){case"ply":{const a=new jt({fileBytes:i});await a.parseHeader();const o=a.numSplats,g=xA(o).maxSplats,l={fileBytes:i,packedArray:new Uint32Array(g*4),splatEncoding:n};return await ut(async c=>{const{packedArray:I,numSplats:h,extra:E}=await c.call("unpackPly",l);return{packedArray:I,numSplats:h,extra:E}})}case"spz":return await ut(async a=>{const{packedArray:o,numSplats:g,extra:l}=await a.call("decodeSpz",{fileBytes:i,splatEncoding:n});return{packedArray:o,numSplats:g,extra:l}});case"splat":return await ut(async a=>{const{packedArray:o,numSplats:g}=await a.call("decodeAntiSplat",{fileBytes:i,splatEncoding:n});return{packedArray:o,numSplats:g}});case"ksplat":return await ut(async a=>{const{packedArray:o,numSplats:g,extra:l}=await a.call("decodeKsplat",{fileBytes:i,splatEncoding:n});return{packedArray:o,numSplats:g,extra:l}});case"pcsogs":return await ut(async a=>{const{packedArray:o,numSplats:g,extra:l}=await a.call("decodePcSogs",{fileBytes:i,extraFiles:A,splatEncoding:n});return{packedArray:o,numSplats:g,extra:l}});case"pcsogszip":return await ut(async a=>{const{packedArray:o,numSplats:g,extra:l}=await a.call("decodePcSogsZip",{fileBytes:i,splatEncoding:n});return{packedArray:o,numSplats:g,extra:l}});default:throw new Error(`Unknown splat file type: ${r}`)}}class ju{constructor({maxSplats:A=1}={}){this.numSplats=0,this.maxSplats=xA(A).maxSplats,this.centers=new Float32Array(this.maxSplats*3),this.scales=new Float32Array(this.maxSplats*3),this.quaternions=new Float32Array(this.maxSplats*4),this.opacities=new Float32Array(this.maxSplats),this.colors=new Float32Array(this.maxSplats*3)}pushSplat(){const A=this.numSplats;return this.ensureIndex(A),this.numSplats+=1,A}unpushSplat(A){if(A===this.numSplats-1)this.numSplats-=1;else throw new Error("Cannot unpush splat from non-last position")}ensureCapacity(A){if(A>this.maxSplats){const e=Math.max(A,this.maxSplats*2),s=new Float32Array(e*3),n=new Float32Array(e*3),i=new Float32Array(e*4),r=new Float32Array(e),a=new Float32Array(e*3);if(s.set(this.centers),n.set(this.scales),i.set(this.quaternions),r.set(this.opacities),a.set(this.colors),this.centers=s,this.scales=n,this.quaternions=i,this.opacities=r,this.colors=a,this.sh1){const o=new Float32Array(e*9);o.set(this.sh1),this.sh1=o}if(this.sh2){const o=new Float32Array(e*15);o.set(this.sh2),this.sh2=o}if(this.sh3){const o=new Float32Array(e*21);o.set(this.sh3),this.sh3=o}this.maxSplats=e}}ensureIndex(A){this.ensureCapacity(A+1)}setCenter(A,e,s,n){this.centers[A*3]=e,this.centers[A*3+1]=s,this.centers[A*3+2]=n}setScale(A,e,s,n){this.scales[A*3]=e,this.scales[A*3+1]=s,this.scales[A*3+2]=n}setQuaternion(A,e,s,n,i){this.quaternions[A*4]=e,this.quaternions[A*4+1]=s,this.quaternions[A*4+2]=n,this.quaternions[A*4+3]=i}setOpacity(A,e){this.opacities[A]=e}setColor(A,e,s,n){this.colors[A*3]=e,this.colors[A*3+1]=s,this.colors[A*3+2]=n}setSh1(A,e){this.sh1||(this.sh1=new Float32Array(this.maxSplats*9));for(let s=0;s<9;++s)this.sh1[A*9+s]=e[s]}setSh2(A,e){this.sh2||(this.sh2=new Float32Array(this.maxSplats*15));for(let s=0;s<15;++s)this.sh2[A*15+s]=e[s]}setSh3(A,e){this.sh3||(this.sh3=new Float32Array(this.maxSplats*21));for(let s=0;s<21;++s)this.sh3[A*21+s]=e[s]}}var Wu=`precision highp float;
precision highp int;
precision highp sampler2D;
precision highp usampler2D;
precision highp isampler2D;
precision highp sampler2DArray;
precision highp usampler2DArray;
precision highp isampler2DArray;
precision highp sampler3D;
precision highp usampler3D;
precision highp isampler3D;
#include <splatDefines>
uniform uint targetLayer;
uniform int targetBase;
uniform int targetCount;
out uvec4 target;
{{ GLOBALS }}
void produceSplat(int index) {
{{ STATEMENTS }}
}
void main() {
int targetIndex = int(targetLayer << SPLAT_TEX_LAYER_BITS) + int(uint(gl_FragCoord.y) << SPLAT_TEX_WIDTH_BITS) + int(gl_FragCoord.x);
int index = targetIndex - targetBase;
if ((index >= 0) && (index < targetCount)) {
produceSplat(index);
} else {
target = uvec4(0u, 0u, 0u, 0u);
}
}`;const De={rgbMin:0,rgbMax:1,lnScaleMin:kA,lnScaleMax:TA,sh1Min:-1,sh1Max:1,sh2Min:-1,sh2Max:1,sh3Min:-1,sh3Max:1},iA=class iA{constructor(A={}){this.maxSplats=0,this.numSplats=0,this.packedArray=null,this.isInitialized=!1,this.target=null,this.source=null,this.needsUpdate=!0,this.extra={},this.dyno=new hs({packedSplats:this}),this.dynoRgbMinMaxLnScaleMinMax=new Gt({key:"rgbMinMaxLnScaleMinMax",value:new u.Vector4(0,1,kA,TA),update:e=>{var s,n,i,r;return e.set(((s=this.splatEncoding)==null?void 0:s.rgbMin)??0,((n=this.splatEncoding)==null?void 0:n.rgbMax)??1,((i=this.splatEncoding)==null?void 0:i.lnScaleMin)??kA,((r=this.splatEncoding)==null?void 0:r.lnScaleMax)??TA),e}}),this.dynoSh1MinMax=new qt({key:"sh1MinMax",value:new u.Vector2(-1,1),update:e=>{var s,n;return e.set(((s=this.splatEncoding)==null?void 0:s.sh1Min)??-1,((n=this.splatEncoding)==null?void 0:n.sh1Max)??1),e}}),this.dynoSh2MinMax=new qt({key:"sh2MinMax",value:new u.Vector2(-1,1),update:e=>{var s,n;return e.set(((s=this.splatEncoding)==null?void 0:s.sh2Min)??-1,((n=this.splatEncoding)==null?void 0:n.sh2Max)??1),e}}),this.dynoSh3MinMax=new qt({key:"sh3MinMax",value:new u.Vector2(-1,1),update:e=>{var s,n;return e.set(((s=this.splatEncoding)==null?void 0:s.sh3Min)??-1,((n=this.splatEncoding)==null?void 0:n.sh3Max)??1),e}}),this.initialized=Promise.resolve(this),this.reinitialize(A)}reinitialize(A){this.isInitialized=!1,this.extra={},this.splatEncoding=A.splatEncoding,A.url||A.fileBytes||A.construct?this.initialized=this.asyncInitialize(A).then(()=>(this.isInitialized=!0,this)):(this.initialize(A),this.isInitialized=!0,this.initialized=Promise.resolve(this))}initialize(A){A.packedArray?(this.packedArray=A.packedArray,this.maxSplats=Math.floor(this.packedArray.length/4),this.maxSplats=Math.floor(this.maxSplats/Z)*Z,this.numSplats=Math.min(this.maxSplats,A.numSplats??Number.POSITIVE_INFINITY)):(this.maxSplats=A.maxSplats??0,this.numSplats=0),this.extra=A.extra??{}}async asyncInitialize(A){const{url:e,fileBytes:s,construct:n}=A;if(e){const i=new lo;i.packedSplats=this,await i.loadAsync(e)}else if(s){const i=await us({input:s,fileType:A.fileType,pathOrUrl:A.fileName??e,splatEncoding:A.splatEncoding??De});this.initialize(i)}if(n){const i=n(this);i instanceof Promise&&await i}}dispose(){this.target&&(this.target.dispose(),this.target=null),this.source&&(this.source.dispose(),this.source=null)}ensureSplats(A){const e=A<=this.maxSplats?this.maxSplats:Math.max(A,2*this.maxSplats),s=this.packedArray?this.packedArray.length/4:0;if(!this.packedArray||e>s){this.maxSplats=xA(e).maxSplats;const n=new Uint32Array(this.maxSplats*4);this.packedArray&&n.set(this.packedArray),this.packedArray=n}return this.packedArray}ensureSplatsSh(A,e){let s,n;if(A===0)return this.ensureSplats(e);if(A===1)s=2,n="sh1";else if(A===2)s=4,n="sh2";else if(A===3)s=4,n="sh3";else throw new Error(`Invalid level: ${A}`);let i=this.extra[n]?this.extra[n].length/s:0;const r=e<=i?i:Math.max(e,2*i);if(!this.extra[n]||r>i){i=xA(r).maxSplats;const a=new Uint32Array(i*s);this.extra[n]&&a.set(this.extra[n]),this.extra[n]=a}return this.extra[n]}getSplat(A){if(!this.packedArray||A>=this.numSplats)throw new Error("Invalid index");return Ee(this.packedArray,A,this.splatEncoding)}setSplat(A,e,s,n,i,r){const a=this.ensureSplats(A+1);Be(a,A,e.x,e.y,e.z,s.x,s.y,s.z,n.x,n.y,n.z,n.w,i,r.r,r.g,r.b),this.numSplats=Math.max(this.numSplats,A+1)}pushSplat(A,e,s,n,i){const r=this.ensureSplats(this.numSplats+1);Be(r,this.numSplats,A.x,A.y,A.z,e.x,e.y,e.z,s.x,s.y,s.z,s.w,n,i.r,i.g,i.b),++this.numSplats}forEachSplat(A){if(!(!this.packedArray||!this.numSplats))for(let e=0;e<this.numSplats;++e){const s=Ee(this.packedArray,e,this.splatEncoding);A(e,s.center,s.scales,s.quaternion,s.opacity,s.color)}}ensureGenerate(A){if(this.target&&(A??1)<=this.maxSplats)return!1;this.dispose();const e=xA(A??1),{width:s,height:n,depth:i}=e;return this.maxSplats=e.maxSplats,this.target=new u.WebGLArrayRenderTarget(s,n,i,{depthBuffer:!1,stencilBuffer:!1,generateMipmaps:!1,magFilter:u.NearestFilter,minFilter:u.NearestFilter}),this.target.texture.format=u.RGBAIntegerFormat,this.target.texture.type=u.UnsignedIntType,this.target.texture.internalFormat="RGBA32UI",this.target.scissorTest=!0,!0}generateMapping(A){let e=0;const s=A.map(n=>{const i=e,r=Math.ceil(n/Z)*Z;return e+=r,{base:i,count:n}});return{maxSplats:e,mapping:s}}getTexture(){return this.target?this.target.texture:this.source||this.packedArray?this.maybeUpdateSource():iA.getEmpty()}maybeUpdateSource(){if(!this.packedArray)throw new Error("No packed splats");if(this.needsUpdate||!this.source){if(this.needsUpdate=!1,this.source){const{width:A,height:e,depth:s}=this.source.image;this.maxSplats!==A*e*s&&(this.source.dispose(),this.source=null)}if(this.source)this.packedArray.buffer!==this.source.image.data.buffer&&(this.source.image.data=new Uint8Array(this.packedArray.buffer));else{const{width:A,height:e,depth:s}=xA(this.maxSplats);this.source=new u.DataArrayTexture(this.packedArray,A,e,s),this.source.format=u.RGBAIntegerFormat,this.source.type=u.UnsignedIntType,this.source.internalFormat="RGBA32UI",this.source.needsUpdate=!0}this.source.needsUpdate=!0}return this.source}static getEmpty(){if(!iA.emptySource){const{width:A,height:e,depth:s,maxSplats:n}=xA(1),i=new Uint32Array(n*4);iA.emptySource=new u.DataArrayTexture(i,A,e,s),iA.emptySource.format=u.RGBAIntegerFormat,iA.emptySource.type=u.UnsignedIntType,iA.emptySource.internalFormat="RGBA32UI",iA.emptySource.needsUpdate=!0}return iA.emptySource}prepareProgramMaterial(A){let e=iA.generatorProgram.get(A);if(!e){const n=FA({index:"int"},{output:"uvec4"},({index:i})=>{A.inputs.index=i;const r=A.outputs.gsplat;return{output:sn(r,this.dynoRgbMinMaxLnScaleMinMax)}});iA.programTemplate||(iA.programTemplate=new rs(Wu)),e=new is({graph:n,inputs:{index:"index"},outputs:{output:"target"},template:iA.programTemplate}),Object.assign(e.uniforms,{targetLayer:{value:0},targetBase:{value:0},targetCount:{value:0}}),iA.generatorProgram.set(A,e)}const s=e.prepareMaterial();return iA.fullScreenQuad.material=s,{program:e,material:s}}saveRenderState(A){return{xrEnabled:A.xr.enabled,autoClear:A.autoClear}}resetRenderState(A,e){A.setRenderTarget(null),A.xr.enabled=e.xrEnabled,A.autoClear=e.autoClear}generate({generator:A,base:e,count:s,renderer:n}){if(!this.target)throw new Error("Target must be initialized with ensureSplats");if(e+s>this.maxSplats)throw new Error("Base + count exceeds maxSplats");const{program:i,material:r}=this.prepareProgramMaterial(A);i.update();const a=this.saveRenderState(n),o=Math.ceil((e+s)/Z)*Z,g=Z*$A;for(r.uniforms.targetBase.value=e,r.uniforms.targetCount.value=s;e<o;){const l=Math.floor(e/g);r.uniforms.targetLayer.value=l;const c=l*g,I=Math.floor((e-c)/Z),h=Math.min($A,Math.ceil((o-c)/Z));this.target.scissor.set(0,I,Z,h-I),n.setRenderTarget(this.target,l),n.xr.enabled=!1,n.autoClear=!1,iA.fullScreenQuad.render(n),e+=Z*(h-I)}return this.resetRenderState(n,a),{nextBase:o}}};iA.emptySource=null,iA.programTemplate=null,iA.generatorProgram=new Map,iA.fullScreenQuad=new Ss(new u.RawShaderMaterial({visible:!1}));let HA=iA;class hs extends N{constructor({packedSplats:A}={}){super({key:"packedSplats",type:ie,globals:()=>[me],value:{texture:HA.getEmpty(),numSplats:0,rgbMinMaxLnScaleMinMax:new u.Vector4(0,1,kA,TA)},update:e=>{var s,n,i,r,a,o,g,l,c,I;return e.texture=((s=this.packedSplats)==null?void 0:s.getTexture())??HA.getEmpty(),e.numSplats=((n=this.packedSplats)==null?void 0:n.numSplats)??0,e.rgbMinMaxLnScaleMinMax.set(((r=(i=this.packedSplats)==null?void 0:i.splatEncoding)==null?void 0:r.rgbMin)??0,((o=(a=this.packedSplats)==null?void 0:a.splatEncoding)==null?void 0:o.rgbMax)??1,((l=(g=this.packedSplats)==null?void 0:g.splatEncoding)==null?void 0:l.lnScaleMin)??kA,((I=(c=this.packedSplats)==null?void 0:c.splatEncoding)==null?void 0:I.lnScaleMax)??TA),e}}),this.packedSplats=A}}class Xe extends u.InstancedBufferGeometry{constructor(A,e){super(),this.ordering=A,this.setAttribute("position",new u.BufferAttribute(Ah,3)),this.setIndex(new u.BufferAttribute(th,1)),this._maxInstanceCount=A.length,this.instanceCount=e,this.attribute=new u.InstancedBufferAttribute(A,1,!1,1),this.attribute.setUsage(u.DynamicDrawUsage),this.setAttribute("splatIndex",this.attribute)}update(A,e){this.ordering=A,this.attribute.array=A,this.instanceCount=e,this.attribute.addUpdateRange(0,e),this.attribute.needsUpdate=!0}}const Ah=new Float32Array([-1,-1,0,1,-1,0,1,1,0,-1,1,0]),th=new Uint16Array([0,1,2,0,2,3]),nt=class nt{constructor(A){if(this.lastTime=null,this.encodeLinear=!1,this.superXY=1,this.display=null,this.sorting=null,this.pending=null,this.sortingCheck=!1,this.readback16=new Uint16Array(0),this.readback32=new Uint32Array(0),this.spark=A.spark,this.camera=A.camera,this.viewToWorld=A.viewToWorld??new u.Matrix4,A.target){const{width:e,height:s,doubleBuffer:n}=A.target,i=Math.max(1,Math.min(4,A.target.superXY??1));if(this.superXY=i,e*i>8192||s*i>8192)throw new Error("Target size too large");this.target=new u.WebGLRenderTarget(e*i,s*i,{format:u.RGBAFormat,type:u.UnsignedByteType,colorSpace:u.SRGBColorSpace}),n&&(this.back=new u.WebGLRenderTarget(e*i,s*i,{format:u.RGBAFormat,type:u.UnsignedByteType,colorSpace:u.SRGBColorSpace})),this.encodeLinear=!0}this.onTextureUpdated=A.onTextureUpdated,this.sortRadial=A.sortRadial??!0,this.sortDistance=A.sortDistance,this.sortCoorient=A.sortCoorient,this.depthBias=A.depthBias,this.sort360=A.sort360,this.sort32=A.sort32,this.stochastic=A.stochastic??!1,this.orderingFreelist=new Vn({allocate:e=>new Uint32Array(e),valid:(e,s)=>e.length===s}),this.autoUpdate=!1,this.setAutoUpdate(A.autoUpdate??!1)}dispose(){var A;this.setAutoUpdate(!1),this.target&&(this.target.dispose(),this.target=void 0),this.back&&(this.back.dispose(),this.back=void 0),this.display&&(this.spark.releaseAccumulator(this.display.accumulator),this.display.geometry.dispose(),this.display=null),(A=this.pending)!=null&&A.accumulator&&(this.spark.releaseAccumulator(this.pending.accumulator),this.pending=null)}setAutoUpdate(A){!this.autoUpdate&&A?this.spark.autoViewpoints.push(this):this.autoUpdate&&!A&&(this.spark.autoViewpoints=this.spark.autoViewpoints.filter(e=>e!==this)),this.autoUpdate=A}async prepare({scene:A,camera:e,viewToWorld:s,update:n,forceOrigin:i}){var a;for(s?this.viewToWorld=s:(this.camera=e??this.camera,this.camera&&(this.camera.updateMatrixWorld(),this.viewToWorld=this.camera.matrixWorld.clone()));n??!0;){const o=i?this.viewToWorld:void 0;if(this.spark.updateInternal({scene:A,originToWorld:o}))break;await new Promise(l=>setTimeout(l,10))}const r=this.spark.active;r!==((a=this.display)==null?void 0:a.accumulator)&&(this.spark.active.refCount+=1),await this.sortUpdate({accumulator:r,viewToWorld:this.viewToWorld})}renderTarget({scene:A,camera:e}){var n;const s=this.back??this.target;if(!s)throw new Error("Must initialize SparkViewpoint with target");if(e=e??this.camera,!e)throw new Error("Must provide camera");if(e instanceof u.PerspectiveCamera){const i=new u.PerspectiveCamera().copy(e,!1);i.aspect=s.width/s.height,i.updateProjectionMatrix(),e=i}this.viewToWorld=e.matrixWorld.clone();try{this.spark.renderer.setRenderTarget(s),this.spark.prepareViewpoint(this),this.spark.renderer.render(A,e)}finally{this.spark.prepareViewpoint(this.spark.defaultView),this.spark.renderer.setRenderTarget(null)}s!==this.target&&([this.target,this.back]=[this.back,this.target]),(n=this.onTextureUpdated)==null||n.call(this,s.texture)}async readTarget(){if(!this.target)throw new Error("Must initialize SparkViewpoint with target");const{width:A,height:e}=this.target,s=A*e*4;(!this.superPixels||this.superPixels.length<s)&&(this.superPixels=new Uint8Array(s)),await this.spark.renderer.readRenderTargetPixelsAsync(this.target,0,0,A,e,this.superPixels);const{superXY:n}=this;if(n===1)return this.superPixels;const i=A/n,r=e/n,a=i*r*4;(!this.pixels||this.pixels.length<a)&&(this.pixels=new Uint8Array(a));const{superPixels:o,pixels:g}=this,l=n*n;for(let c=0;c<r;c++){const I=c*i;for(let h=0;h<i;h++){const E=h*n;let C=0,B=0,Q=0,f=0;for(let d=0;d<n;d++){const y=(c*n+d)*this.target.width;for(let D=0;D<n;D++){const x=(y+E+D)*4;C+=o[x],B+=o[x+1],Q+=o[x+2],f+=o[x+3]}}const p=(I+h)*4;g[p]=C/l,g[p+1]=B/l,g[p+2]=Q/l,g[p+3]=f/l}}return g}async prepareRenderPixels({scene:A,camera:e,viewToWorld:s,update:n,forceOrigin:i}){return await this.prepare({scene:A,camera:e,viewToWorld:s,update:n,forceOrigin:i}),this.renderTarget({scene:A,camera:e}),this.readTarget()}autoPoll({accumulator:A}){var i,r,a,o;this.camera&&(this.camera.updateMatrixWorld(),this.viewToWorld=this.camera.matrixWorld.clone());let e=!1,s=!1;if(!this.display)e=!0;else if(A){e=!0;const{mappingVersion:g}=this.display.accumulator;A.mappingVersion===g&&(this.spark.releaseAccumulator(this.display.accumulator),this.display.accumulator=A,s=!0)}const n=((i=this.sorting)==null?void 0:i.viewToWorld)??((r=this.display)==null?void 0:r.viewToWorld);n&&!Qe({matrix1:this.viewToWorld,matrix2:n,maxDistance:this.sortDistance??.01,minCoorient:this.sortCoorient??this.sortRadial?.99:.999})&&(e=!0),e&&(A&&(A.refCount+=1),A&&((a=this.pending)!=null&&a.accumulator)&&this.pending.accumulator!==((o=this.display)==null?void 0:o.accumulator)&&this.spark.releaseAccumulator(this.pending.accumulator),this.pending={accumulator:A,viewToWorld:this.viewToWorld,displayed:s},this.driveSort())}async driveSort(){var A;for(;;){if(this.sorting||!this.pending)return;const{viewToWorld:e,displayed:s}=this.pending;let n=this.pending.accumulator??((A=this.display)==null?void 0:A.accumulator);if(n||(n=this.spark.active,n.refCount+=1),this.pending=null,!n)throw new Error("No accumulator to sort");this.sorting={viewToWorld:e},await this.sortUpdate({accumulator:n,viewToWorld:e,displayed:s}),this.sorting=null}}async sortUpdate({accumulator:A,viewToWorld:e,displayed:s=!1}){if(this.sortingCheck)throw new Error("Only one sort at a time");this.sortingCheck=!0,A=A??this.spark.active;const{numSplats:n,maxSplats:i}=A.splats;let r=0,a=this.orderingFreelist.alloc(i);if(this.stochastic){r=n;for(let o=0;o<n;++o)a[o]=o}else if(n>0){const{reader:o,doubleSortReader:g,sort32Reader:l,dynoSortRadial:c,dynoOrigin:I,dynoDirection:h,dynoDepthBias:E,dynoSort360:C,dynoSplats:B}=nt.makeSorter(),Q=this.sort32??!1;let f;if(Q)this.readback32=o.ensureBuffer(i,this.readback32),f=this.readback32;else{const w=Math.ceil(i/2);this.readback16=o.ensureBuffer(w,this.readback16),f=this.readback16}const p=A.toWorld.clone().invert(),d=e.clone().premultiply(p);c.value=this.sort360?!0:this.sortRadial,I.value.set(0,0,0).applyMatrix4(d),h.value.set(0,0,-1).applyMatrix4(d).sub(I.value).normalize(),E.value=this.depthBias??1,C.value=this.sort360??!1,B.packedSplats=A.splats;const y=Q?l:g,D=Q?n:Math.ceil(n/2);await o.renderReadback({renderer:this.spark.renderer,reader:y,count:D,readback:f});const x=await ut(async w=>{const m=Q?"sort32Splats":"sortDoubleSplats";return w.call(m,{maxSplats:i,numSplats:n,readback:f,ordering:a})});Q?this.readback32=x.readback:this.readback16=x.readback,a=x.ordering,r=x.activeSplats}this.updateDisplay({accumulator:A,viewToWorld:e,ordering:a,activeSplats:r,displayed:s}),this.sortingCheck=!1}updateDisplay({accumulator:A,viewToWorld:e,ordering:s,activeSplats:n,displayed:i=!1}){if(!this.display)this.display={accumulator:A,viewToWorld:e,geometry:new Xe(s,n)};else{!i&&A!==this.display.accumulator&&(this.spark.releaseAccumulator(this.display.accumulator),this.display.accumulator=A),this.display.viewToWorld=e;const r=this.display.geometry.ordering;r.length===s.length?this.display.geometry.update(s,n):(this.display.geometry.dispose(),this.display.geometry=new Xe(s,n)),this.orderingFreelist.free(r)}this.spark.viewpoint===this&&this.spark.prepareViewpoint(this)}static makeSorter(){if(!nt.dynos){const A=new Ce({value:!0}),e=new Nt({value:new u.Vector3}),s=new Nt({value:new u.Vector3}),n=new Et({value:1}),i=new Ce({value:!1}),r=new hs,a=new Xt,o=FA({index:"int"},{rgba8:"vec4"},({index:l})=>{if(!l)throw new Error("No index");const c={sortRadial:A,sortOrigin:e,sortDirection:s,sortDepthBias:n,sort360:i},I=rA(l,J("int",2)),h=Ft(r,I),E=Je({gsplat:h,...c}),C=Ft(r,EA(I,J("int",1))),B=Je({gsplat:C,...c}),Q=VA({vectorType:"vec2",x:E,y:B});return{rgba8:$e(Ir(Q))}}),g=FA({index:"int"},{rgba8:"vec4"},({index:l})=>{if(!l)throw new Error("No index");const c={sortRadial:A,sortOrigin:e,sortDirection:s,sortDepthBias:n,sort360:i},I=Ft(r,l),h=Je({gsplat:I,...c});return{rgba8:$e(lr(h))}});nt.dynos={dynoSortRadial:A,dynoOrigin:e,dynoDirection:s,dynoDepthBias:n,dynoSort360:i,dynoSplats:r,reader:a,doubleSortReader:o,sort32Reader:g}}return nt.dynos}};nt.EMPTY_TEXTURE=new u.Texture,nt.dynos=null;let Wt=nt;const eh=CA(`
float computeSort(Gsplat gsplat, bool sortRadial, vec3 sortOrigin, vec3 sortDirection, float sortDepthBias, bool sort360) {
if (!isGsplatActive(gsplat.flags)) {
return INFINITY;
}
vec3 center = gsplat.center - sortOrigin;
float biasedDepth = dot(center, sortDirection) + sortDepthBias;
if (!sort360 && (biasedDepth <= 0.0)) {
return INFINITY;
}
return sortRadial ? length(center) : biasedDepth;
}
`);function Je({gsplat:t,sortRadial:A,sortOrigin:e,sortDirection:s,sortDepthBias:n,sort360:i}){return ne({inTypes:{gsplat:AA,sortRadial:"bool",sortOrigin:"vec3",sortDirection:"vec3",sortDepthBias:"float",sort360:"bool"},outTypes:{metric:"float"},globals:()=>[NA,eh],inputs:{gsplat:t,sortRadial:A,sortOrigin:e,sortDirection:s,sortDepthBias:n,sort360:i},statements:({inputs:r,outputs:a})=>{const{gsplat:o,sortRadial:g,sortOrigin:l,sortDirection:c,sortDepthBias:I,sort360:h}=r;return YA(`
${a.metric} = computeSort(${o}, ${g}, ${l}, ${c}, ${I}, ${h});
`)}}).outputs.metric}class ue{constructor(){this.splats=new HA,this.toWorld=new u.Matrix4,this.mapping=[],this.refCount=0,this.splatsVersion=-1,this.mappingVersion=-1}ensureGenerate(A){this.splats.ensureGenerate(A)&&(this.mapping=[])}generateSplats({renderer:A,modifier:e,generators:s,forceUpdate:n,originToWorld:i}){const r=this.mapping.reduce((g,l)=>(g.set(l.node,l),g),new Map);let a=0,o=0;for(const{node:g,generator:l,version:c,base:I,count:h}of s){const E=r.get(g);if((n||l!==(E==null?void 0:E.generator)||c!==(E==null?void 0:E.version)||I!==(E==null?void 0:E.base)||h!==(E==null?void 0:E.count))&&l&&h>0){const C=e.apply(l);try{this.splats.generate({generator:C,base:I,count:h,renderer:A})}catch(B){g.generator=void 0,g.generatorError=B}a+=1}o=Math.max(o,I+h)}return this.splats.numSplats=o,this.toWorld=i,this.mapping=s,a!==0}hasCorrespondence(A){return this.mapping.length!==A.mapping.length?!1:this.mapping.every(({node:e,base:s,count:n},i)=>{const{node:r,base:a,count:o}=A.mapping[i];return e===r&&s===a&&n===o})}}var sh=`const float LN_SCALE_MIN = -12.0;
const float LN_SCALE_MAX = 9.0;
const uint SPLAT_TEX_WIDTH_BITS = 11u;
const uint SPLAT_TEX_HEIGHT_BITS = 11u;
const uint SPLAT_TEX_DEPTH_BITS = 11u;
const uint SPLAT_TEX_LAYER_BITS = SPLAT_TEX_WIDTH_BITS + SPLAT_TEX_HEIGHT_BITS;
const uint SPLAT_TEX_WIDTH = 1u << SPLAT_TEX_WIDTH_BITS;
const uint SPLAT_TEX_HEIGHT = 1u << SPLAT_TEX_HEIGHT_BITS;
const uint SPLAT_TEX_DEPTH = 1u << SPLAT_TEX_DEPTH_BITS;
const uint SPLAT_TEX_WIDTH_MASK = SPLAT_TEX_WIDTH - 1u;
const uint SPLAT_TEX_HEIGHT_MASK = SPLAT_TEX_HEIGHT - 1u;
const uint SPLAT_TEX_DEPTH_MASK = SPLAT_TEX_DEPTH - 1u;
const uint F16_INF = 0x7c00u;
const float PI = 3.1415926535897932384626433832795;
const float INFINITY = 1.0 / 0.0;
const float NEG_INFINITY = -INFINITY;
float sqr(float x) {
return x * x;
}
float pow4(float x) {
float x2 = x * x;
return x2 * x2;
}
float pow8(float x) {
float x4 = pow4(x);
return x4 * x4;
}
vec3 srgbToLinear(vec3 rgb) {
return pow(rgb, vec3(2.2));
}
vec3 linearToSrgb(vec3 rgb) {
return pow(rgb, vec3(1.0 / 2.2));
}
uint encodeQuatOctXy88R8(vec4 q) {
if (q.w < 0.0) {
q = -q;
}
float theta = 2.0 * acos(q.w);
float halfTheta = theta * 0.5;
float s = sin(halfTheta);
vec3 axis = (abs(s) < 1e-6) ? vec3(1.0, 0.0, 0.0) : q.xyz / s;
float sum = abs(axis.x) + abs(axis.y) + abs(axis.z);
vec2 p = vec2(axis.x, axis.y) / sum;
if (axis.z < 0.0) {
float oldPx = p.x;
p.x = (1.0 - abs(p.y)) * (p.x >= 0.0 ? 1.0 : -1.0);
p.y = (1.0 - abs(oldPx)) * (p.y >= 0.0 ? 1.0 : -1.0);
}
float u_f = p.x * 0.5 + 0.5;
float v_f = p.y * 0.5 + 0.5;
uint quantU = uint(clamp(round(u_f * 255.0), 0.0, 255.0));
uint quantV = uint(clamp(round(v_f * 255.0), 0.0, 255.0));
uint angleInt = uint(clamp(round((theta / 3.14159265359) * 255.0), 0.0, 255.0));
return (angleInt << 16u) | (quantV << 8u) | quantU;
}
vec4 decodeQuatOctXy88R8(uint encoded) {
uint quantU = encoded & uint(0xFFu);
uint quantV = (encoded >> 8u) & uint(0xFFu);
uint angleInt = encoded >> 16u;
float u_f = float(quantU) / 255.0;
float v_f = float(quantV) / 255.0;
vec2 f = vec2(u_f * 2.0 - 1.0, v_f * 2.0 - 1.0);
vec3 axis = vec3(f.xy, 1.0 - abs(f.x) - abs(f.y));
float t = max(-axis.z, 0.0);
axis.x += (axis.x >= 0.0) ? -t : t;
axis.y += (axis.y >= 0.0) ? -t : t;
axis = normalize(axis);
float theta = (float(angleInt) / 255.0) * 3.14159265359;
float halfTheta = theta * 0.5;
float s = sin(halfTheta);
float w = cos(halfTheta);
return vec4(axis * s, w);
}
uvec4 packSplatEncoding(
vec3 center, vec3 scales, vec4 quaternion, vec4 rgba, vec4 rgbMinMaxLnScaleMinMax
) {
float rgbMin = rgbMinMaxLnScaleMinMax.x;
float rgbMax = rgbMinMaxLnScaleMinMax.y;
vec3 encRgb = (rgba.rgb - vec3(rgbMin)) / (rgbMax - rgbMin);
uvec4 uRgba = uvec4(round(clamp(vec4(encRgb, rgba.a) * 255.0, 0.0, 255.0)));
uint uQuat = encodeQuatOctXy88R8(quaternion);
uvec3 uQuat3 = uvec3(uQuat & 0xffu, (uQuat >> 8u) & 0xffu, (uQuat >> 16u) & 0xffu);
float lnScaleMin = rgbMinMaxLnScaleMinMax.z;
float lnScaleMax = rgbMinMaxLnScaleMinMax.w;
float lnScaleScale = 254.0 / (lnScaleMax - lnScaleMin);
uvec3 uScales = uvec3(
(scales.x == 0.0) ? 0u : uint(round(clamp((log(scales.x) - lnScaleMin) * lnScaleScale, 0.0, 254.0))) + 1u,
(scales.y == 0.0) ? 0u : uint(round(clamp((log(scales.y) - lnScaleMin) * lnScaleScale, 0.0, 254.0))) + 1u,
(scales.z == 0.0) ? 0u : uint(round(clamp((log(scales.z) - lnScaleMin) * lnScaleScale, 0.0, 254.0))) + 1u
);
uint word0 = uRgba.r | (uRgba.g << 8u) | (uRgba.b << 16u) | (uRgba.a << 24u);
uint word1 = packHalf2x16(center.xy);
uint word2 = packHalf2x16(vec2(center.z, 0.0)) | (uQuat3.x << 16u) | (uQuat3.y << 24u);
uint word3 = uScales.x | (uScales.y << 8u) | (uScales.z << 16u) | (uQuat3.z << 24u);
return uvec4(word0, word1, word2, word3);
}
uvec4 packSplat(vec3 center, vec3 scales, vec4 quaternion, vec4 rgba) {
return packSplatEncoding(center, scales, quaternion, rgba, vec4(0.0, 1.0, LN_SCALE_MIN, LN_SCALE_MAX));
}
void unpackSplatEncoding(uvec4 packed, out vec3 center, out vec3 scales, out vec4 quaternion, out vec4 rgba, vec4 rgbMinMaxLnScaleMinMax) {
uint word0 = packed.x, word1 = packed.y, word2 = packed.z, word3 = packed.w;
uvec4 uRgba = uvec4(word0 & 0xffu, (word0 >> 8u) & 0xffu, (word0 >> 16u) & 0xffu, (word0 >> 24u) & 0xffu);
float rgbMin = rgbMinMaxLnScaleMinMax.x;
float rgbMax = rgbMinMaxLnScaleMinMax.y;
rgba = (vec4(uRgba) / 255.0);
rgba.rgb = rgba.rgb * (rgbMax - rgbMin) + rgbMin;
center = vec4(
unpackHalf2x16(word1),
unpackHalf2x16(word2 & 0xffffu)
).xyz;
uvec3 uScales = uvec3(word3 & 0xffu, (word3 >> 8u) & 0xffu, (word3 >> 16u) & 0xffu);
float lnScaleMin = rgbMinMaxLnScaleMinMax.z;
float lnScaleMax = rgbMinMaxLnScaleMinMax.w;
float lnScaleScale = (lnScaleMax - lnScaleMin) / 254.0;
scales = vec3(
(uScales.x == 0u) ? 0.0 : exp(lnScaleMin + float(uScales.x - 1u) * lnScaleScale),
(uScales.y == 0u) ? 0.0 : exp(lnScaleMin + float(uScales.y - 1u) * lnScaleScale),
(uScales.z == 0u) ? 0.0 : exp(lnScaleMin + float(uScales.z - 1u) * lnScaleScale)
);
uint uQuat = ((word2 >> 16u) & 0xFFFFu) | ((word3 >> 8u) & 0xFF0000u);
quaternion = decodeQuatOctXy88R8(uQuat);
}
void unpackSplat(uvec4 packed, out vec3 center, out vec3 scales, out vec4 quaternion, out vec4 rgba) {
unpackSplatEncoding(packed, center, scales, quaternion, rgba, vec4(0.0, 1.0, LN_SCALE_MIN, LN_SCALE_MAX));
}
vec3 quatVec(vec4 q, vec3 v) {
vec3 t = 2.0 * cross(q.xyz, v);
return v + q.w * t + cross(q.xyz, t);
}
vec4 quatQuat(vec4 q1, vec4 q2) {
return vec4(
q1.w * q2.x + q1.x * q2.w + q1.y * q2.z - q1.z * q2.y,
q1.w * q2.y - q1.x * q2.z + q1.y * q2.w + q1.z * q2.x,
q1.w * q2.z + q1.x * q2.y - q1.y * q2.x + q1.z * q2.w,
q1.w * q2.w - q1.x * q2.x - q1.y * q2.y - q1.z * q2.z
);
}
mat3 scaleQuaternionToMatrix(vec3 s, vec4 q) {
return mat3(
s.x * (1.0 - 2.0 * (q.y * q.y + q.z * q.z)),
s.x * (2.0 * (q.x * q.y + q.w * q.z)),
s.x * (2.0 * (q.x * q.z - q.w * q.y)),
s.y * (2.0 * (q.x * q.y - q.w * q.z)),
s.y * (1.0 - 2.0 * (q.x * q.x + q.z * q.z)),
s.y * (2.0 * (q.y * q.z + q.w * q.x)),
s.z * (2.0 * (q.x * q.z + q.w * q.y)),
s.z * (2.0 * (q.y * q.z - q.w * q.x)),
s.z * (1.0 - 2.0 * (q.x * q.x + q.y * q.y))
);
}
vec4 slerp(vec4 q1, vec4 q2, float t) {
float cosHalfTheta = dot(q1, q2);
if (abs(cosHalfTheta) >= 0.999) {
return q1;
}
if (cosHalfTheta < 0.0) {
q2 = -q2;
cosHalfTheta = -cosHalfTheta;
}
float halfTheta = acos(cosHalfTheta);
float sinHalfTheta = sqrt(1.0 - cosHalfTheta * cosHalfTheta);
float ratioA = sin((1.0 - t) * halfTheta) / sinHalfTheta;
float ratioB = sin(t * halfTheta) / sinHalfTheta;
return q1 * ratioA + q2 * ratioB;
}
ivec3 splatTexCoord(int index) {
uint x = uint(index) & SPLAT_TEX_WIDTH_MASK;
uint y = (uint(index) >> SPLAT_TEX_WIDTH_BITS) & SPLAT_TEX_HEIGHT_MASK;
uint z = uint(index) >> SPLAT_TEX_LAYER_BITS;
return ivec3(x, y, z);
}`,nh=`precision highp float;
precision highp int;
#include <splatDefines>
uniform float near;
uniform float far;
uniform bool encodeLinear;
uniform float time;
uniform bool debugFlag;
uniform float maxStdDev;
uniform float minAlpha;
uniform bool stochastic;
uniform bool disableFalloff;
uniform float falloff;
uniform bool splatTexEnable;
uniform sampler3D splatTexture;
uniform mat2 splatTexMul;
uniform vec2 splatTexAdd;
uniform float splatTexNear;
uniform float splatTexFar;
uniform float splatTexMid;
out vec4 fragColor;
in vec4 vRgba;
in vec2 vSplatUv;
in vec3 vNdc;
flat in uint vSplatIndex;
void main() {
vec4 rgba = vRgba;
float z = dot(vSplatUv, vSplatUv);
if (!splatTexEnable) {
if (z > (maxStdDev * maxStdDev)) {
discard;
}
} else {
vec2 uv = splatTexMul * vSplatUv + splatTexAdd;
float ndcZ = vNdc.z;
float depth = (2.0 * near * far) / (far + near - ndcZ * (far - near));
float clampedFar = max(splatTexFar, splatTexNear);
float clampedDepth = clamp(depth, splatTexNear, clampedFar);
float logDepth = log2(clampedDepth + 1.0);
float logNear = log2(splatTexNear + 1.0);
float logFar = log2(clampedFar + 1.0);
float texZ;
if (splatTexMid > 0.0) {
float clampedMid = clamp(splatTexMid, splatTexNear, clampedFar);
float logMid = log2(clampedMid + 1.0);
texZ = (clampedDepth <= clampedMid) ?
(0.5 * ((logDepth - logNear) / (logMid - logNear))) :
(0.5 * ((logDepth - logMid) / (logFar - logMid)) + 0.5);
} else {
texZ = (logDepth - logNear) / (logFar - logNear);
}
vec4 modulate = texture(splatTexture, vec3(uv, 1.0 - texZ));
rgba *= modulate;
}
rgba.a *= mix(1.0, exp(-0.5 * z), falloff);
if (rgba.a < minAlpha) {
discard;
}
if (encodeLinear) {
rgba.rgb = srgbToLinear(rgba.rgb);
}
if (stochastic) {
const bool STEADY = false;
uint uTime = STEADY ? 0u : floatBitsToUint(time);
uvec2 coord = uvec2(gl_FragCoord.xy);
uint state = uTime + 0x9e3779b9u * coord.x + 0x85ebca6bu * coord.y + 0xc2b2ae35u * uint(vSplatIndex);
state = state * 747796405u + 2891336453u;
uint hash = ((state >> ((state >> 28u) + 4u)) ^ state) * 277803737u;
hash = (hash >> 22u) ^ hash;
float rand = float(hash) / 4294967296.0;
if (rand < rgba.a) {
fragColor = vec4(rgba.rgb, 1.0);
} else {
discard;
}
} else {
#ifdef PREMULTIPLIED_ALPHA
fragColor = vec4(rgba.rgb * rgba.a, rgba.a);
#else
fragColor = rgba;
#endif
}
}`,ih=`precision highp float;
precision highp int;
precision highp usampler2DArray;
#include <splatDefines>
attribute uint splatIndex;
out vec4 vRgba;
out vec2 vSplatUv;
out vec3 vNdc;
flat out uint vSplatIndex;
uniform vec2 renderSize;
uniform uint numSplats;
uniform vec4 renderToViewQuat;
uniform vec3 renderToViewPos;
uniform float maxStdDev;
uniform float minPixelRadius;
uniform float maxPixelRadius;
uniform float time;
uniform float deltaTime;
uniform bool debugFlag;
uniform float minAlpha;
uniform bool stochastic;
uniform bool enable2DGS;
uniform float blurAmount;
uniform float preBlurAmount;
uniform float focalDistance;
uniform float apertureAngle;
uniform float clipXY;
uniform float focalAdjustment;
uniform usampler2DArray packedSplats;
uniform vec4 rgbMinMaxLnScaleMinMax;
void main() {
gl_Position = vec4(0.0, 0.0, 2.0, 1.0);
if (uint(gl_InstanceID) >= numSplats) {
return;
}
ivec3 texCoord;
if (stochastic) {
texCoord = ivec3(
uint(gl_InstanceID) & SPLAT_TEX_WIDTH_MASK,
(uint(gl_InstanceID) >> SPLAT_TEX_WIDTH_BITS) & SPLAT_TEX_HEIGHT_MASK,
(uint(gl_InstanceID) >> SPLAT_TEX_LAYER_BITS)
);
} else {
if (splatIndex == 0xffffffffu) {
return;
}
texCoord = ivec3(
splatIndex & SPLAT_TEX_WIDTH_MASK,
(splatIndex >> SPLAT_TEX_WIDTH_BITS) & SPLAT_TEX_HEIGHT_MASK,
splatIndex >> SPLAT_TEX_LAYER_BITS
);
}
uvec4 packed = texelFetch(packedSplats, texCoord, 0);
vec3 center, scales;
vec4 quaternion, rgba;
unpackSplatEncoding(packed, center, scales, quaternion, rgba, rgbMinMaxLnScaleMinMax);
if (rgba.a < minAlpha) {
return;
}
bvec3 zeroScales = equal(scales, vec3(0.0));
if (all(zeroScales)) {
return;
}
vec3 viewCenter = quatVec(renderToViewQuat, center) + renderToViewPos;
if (viewCenter.z >= 0.0) {
return;
}
vec4 clipCenter = projectionMatrix * vec4(viewCenter, 1.0);
if (abs(clipCenter.z) >= clipCenter.w) {
return;
}
float clip = clipXY * clipCenter.w;
if (abs(clipCenter.x) > clip || abs(clipCenter.y) > clip) {
return;
}
vSplatIndex = splatIndex;
vec4 viewQuaternion = quatQuat(renderToViewQuat, quaternion);
if (enable2DGS && any(zeroScales)) {
vRgba = rgba;
vSplatUv = position.xy * maxStdDev;
vec3 offset;
if (zeroScales.z) {
offset = vec3(vSplatUv.xy * scales.xy, 0.0);
} else if (zeroScales.y) {
offset = vec3(vSplatUv.x * scales.x, 0.0, vSplatUv.y * scales.z);
} else {
offset = vec3(0.0, vSplatUv.xy * scales.yz);
}
vec3 viewPos = viewCenter + quatVec(viewQuaternion, offset);
gl_Position = projectionMatrix * vec4(viewPos, 1.0);
vNdc = gl_Position.xyz / gl_Position.w;
return;
}
vec3 ndcCenter = clipCenter.xyz / clipCenter.w;
mat3 RS = scaleQuaternionToMatrix(scales, viewQuaternion);
mat3 cov3D = RS * transpose(RS);
vec2 scaledRenderSize = renderSize * focalAdjustment;
vec2 focal = 0.5 * scaledRenderSize * vec2(projectionMatrix[0][0], projectionMatrix[1][1]);
mat3 J;
if(isOrthographic) {
J = mat3(
focal.x, 0.0, 0.0,
0.0, focal.y, 0.0,
0.0, 0.0, 0.0
);
} else {
float invZ = 1.0 / viewCenter.z;
vec2 J1 = focal * invZ;
vec2 J2 = -(J1 * viewCenter.xy) * invZ;
J = mat3(
J1.x, 0.0, J2.x,
0.0, J1.y, J2.y,
0.0, 0.0, 0.0
);
}
mat3 cov2D = transpose(J) * cov3D * J;
float a = cov2D[0][0];
float d = cov2D[1][1];
float b = cov2D[0][1];
a += preBlurAmount;
d += preBlurAmount;
float fullBlurAmount = blurAmount;
if ((focalDistance > 0.0) && (apertureAngle > 0.0)) {
float focusRadius = maxPixelRadius;
if (viewCenter.z < 0.0) {
float focusBlur = abs((-viewCenter.z - focalDistance) / viewCenter.z);
float apertureRadius = focal.x * tan(0.5 * apertureAngle);
focusRadius = focusBlur * apertureRadius;
}
fullBlurAmount = clamp(sqr(focusRadius), blurAmount, sqr(maxPixelRadius));
}
float detOrig = a * d - b * b;
a += fullBlurAmount;
d += fullBlurAmount;
float det = a * d - b * b;
float blurAdjust = sqrt(max(0.0, detOrig / det));
rgba.a *= blurAdjust;
if (rgba.a < minAlpha) {
return;
}
float eigenAvg = 0.5 * (a + d);
float eigenDelta = sqrt(max(0.0, eigenAvg * eigenAvg - det));
float eigen1 = eigenAvg + eigenDelta;
float eigen2 = eigenAvg - eigenDelta;
vec2 eigenVec1 = normalize(vec2((abs(b) < 0.001) ? 1.0 : b, eigen1 - a));
vec2 eigenVec2 = vec2(eigenVec1.y, -eigenVec1.x);
float scale1 = min(maxPixelRadius, maxStdDev * sqrt(eigen1));
float scale2 = min(maxPixelRadius, maxStdDev * sqrt(eigen2));
if (scale1 < minPixelRadius && scale2 < minPixelRadius) {
return;
}
vec2 pixelOffset = position.x * eigenVec1 * scale1 + position.y * eigenVec2 * scale2;
vec2 ndcOffset = (2.0 / scaledRenderSize) * pixelOffset;
vec3 ndc = vec3(ndcCenter.xy + ndcOffset, ndcCenter.z);
vRgba = rgba;
vSplatUv = position.xy * maxStdDev;
vNdc = ndc;
gl_Position = vec4(ndc.xy * clipCenter.w, clipCenter.zw);
}`;let _e=null;function rh(){return _e||(u.ShaderChunk.splatDefines=sh,_e={splatVertex:ih,splatFragment:nh}),_e}const ws=5,cA=class cA extends u.Mesh{constructor(A){const e=cA.makeUniforms(),s=rh(),n=A.premultipliedAlpha??!0,i=new u.ShaderMaterial({glslVersion:u.GLSL3,vertexShader:s.splatVertex,fragmentShader:s.splatFragment,uniforms:e,premultipliedAlpha:n,transparent:!0,depthTest:!0,depthWrite:!1,side:u.DoubleSide});super(ms,i),this.splatTexture=null,this.autoViewpoints=[],this.rotateToAccumulator=new Gt({value:new u.Quaternion}),this.translateToAccumulator=new Nt({value:new u.Vector3}),this.lastFrame=-1,this.lastUpdateTime=null,this.defaultCameras=[],this.lastStochastic=null,this.pendingUpdate={scene:null,originToWorld:new u.Matrix4,timeoutId:-1},this.envViewpoint=null,this.frustumCulled=!1,this.renderer=A.renderer,this.material=i,this.uniforms=e;const r=FA({gsplat:AA},{gsplat:AA},({gsplat:a})=>{if(!a)throw new Error("gsplat not defined");return a=ts(a,{rotate:this.rotateToAccumulator,translate:this.translateToAccumulator}),{gsplat:a}});this.modifier=new ro(r),this.premultipliedAlpha=n,this.autoUpdate=A.autoUpdate??!0,this.preUpdate=A.preUpdate??!1,this.needsUpdate=!1,this.originDistance=A.originDistance??1,this.maxStdDev=A.maxStdDev??Math.sqrt(8),this.minPixelRadius=A.minPixelRadius??0,this.maxPixelRadius=A.maxPixelRadius??512,this.minAlpha=A.minAlpha??.5*(1/255),this.enable2DGS=A.enable2DGS??!1,this.preBlurAmount=A.preBlurAmount??0,this.blurAmount=A.blurAmount??.3,this.focalDistance=A.focalDistance??0,this.apertureAngle=A.apertureAngle??0,this.falloff=A.falloff??1,this.clipXY=A.clipXY??1.4,this.focalAdjustment=A.focalAdjustment??1,this.splatEncoding=A.splatEncoding??{...De},this.active=new ue,this.accumulatorCount=1,this.freeAccumulators=[];for(let a=0;a<1;++a)this.freeAccumulators.push(new ue),this.accumulatorCount+=1;this.defaultView=new Wt({...A.view,autoUpdate:!0,spark:this}),this.viewpoint=this.defaultView,this.prepareViewpoint(this.viewpoint),this.clock=A.clock?Ai(A.clock):new u.Clock}static makeUniforms(){return{renderSize:{value:new u.Vector2},near:{value:.1},far:{value:1e3},numSplats:{value:0},renderToViewQuat:{value:new u.Quaternion},renderToViewPos:{value:new u.Vector3},maxStdDev:{value:1},minPixelRadius:{value:0},maxPixelRadius:{value:512},minAlpha:{value:.00196078431372549},stochastic:{value:!1},enable2DGS:{value:!1},preBlurAmount:{value:0},blurAmount:{value:.3},focalDistance:{value:0},apertureAngle:{value:0},falloff:{value:1},clipXY:{value:1.4},focalAdjustment:{value:1},splatTexEnable:{value:!1},splatTexture:{type:"t",value:cA.EMPTY_SPLAT_TEXTURE},splatTexMul:{value:new u.Matrix2},splatTexAdd:{value:new u.Vector2},splatTexNear:{value:.1},splatTexFar:{value:1e3},splatTexMid:{value:0},packedSplats:{type:"t",value:HA.getEmpty()},rgbMinMaxLnScaleMinMax:{value:new u.Vector4},time:{value:0},deltaTime:{value:0},encodeLinear:{value:!1},debugFlag:{value:!1}}}canAllocAccumulator(){return this.freeAccumulators.length>0||this.accumulatorCount<ws}maybeAllocAccumulator(){let A=this.freeAccumulators.pop();if(A===void 0){if(this.accumulatorCount>=ws)return null;A=new ue,this.accumulatorCount+=1}return A.refCount=1,A}releaseAccumulator(A){A.refCount-=1,A.refCount===0&&this.freeAccumulators.push(A)}newViewpoint(A){return new Wt({...A,spark:this})}onBeforeRender(A,e,s){var h,E;const n=this.time??this.clock.getElapsedTime(),i=n-(this.viewpoint.lastTime??n);this.viewpoint.lastTime=n;const r=A.info.render.frame,a=r!==this.lastFrame;this.lastFrame=r;const o=this.viewpoint;if(o===this.defaultView){if(a)if(!A.xr.isPresenting)this.defaultView.viewToWorld=s.matrixWorld.clone(),this.defaultCameras=[this.defaultView.viewToWorld];else{const C=A.xr.getCamera().cameras;this.defaultCameras=C.map(B=>B.matrixWorld),this.defaultView.viewToWorld=ah(this.defaultCameras)??new u.Matrix4}this.autoUpdate&&this.update({scene:e,viewToWorld:this.defaultView.viewToWorld})}if(a&&(this.material.premultipliedAlpha!==this.premultipliedAlpha&&(this.material.premultipliedAlpha=this.premultipliedAlpha,this.material.needsUpdate=!0),this.uniforms.time.value=n,this.uniforms.deltaTime.value=i,this.uniforms.debugFlag.value=performance.now()/1e3%2<1,o.display&&o.stochastic&&(this.geometry.instanceCount=this.uniforms.numSplats.value)),o.target)this.uniforms.renderSize.value.set(o.target.width,o.target.height);else{const C=A.getDrawingBufferSize(this.uniforms.renderSize.value);if(C.x===1&&C.y===1){const B=(h=A.xr.getSession())==null?void 0:h.renderState.baseLayer;B&&(C.x=B.framebufferWidth,C.y=B.framebufferHeight)}}const g=s;if(this.uniforms.near.value=g.near,this.uniforms.far.value=g.far,this.uniforms.encodeLinear.value=o.encodeLinear,this.uniforms.maxStdDev.value=this.maxStdDev,this.uniforms.minPixelRadius.value=this.minPixelRadius,this.uniforms.maxPixelRadius.value=this.maxPixelRadius,this.uniforms.minAlpha.value=this.minAlpha,this.uniforms.stochastic.value=o.stochastic,this.uniforms.enable2DGS.value=this.enable2DGS,this.uniforms.preBlurAmount.value=this.preBlurAmount,this.uniforms.blurAmount.value=this.blurAmount,this.uniforms.focalDistance.value=this.focalDistance,this.uniforms.apertureAngle.value=this.apertureAngle,this.uniforms.falloff.value=this.falloff,this.uniforms.clipXY.value=this.clipXY,this.uniforms.focalAdjustment.value=this.focalAdjustment,this.lastStochastic!==!o.stochastic&&(this.lastStochastic=!o.stochastic,this.material.transparent=!o.stochastic,this.material.depthWrite=o.stochastic,this.material.needsUpdate=!0),this.splatTexture){const{enable:C,texture:B,multiply:Q,add:f,near:p,far:d,mid:y}=this.splatTexture;C&&B?(this.uniforms.splatTexEnable.value=!0,this.uniforms.splatTexture.value=B,Q?this.uniforms.splatTexMul.value.fromArray(Q.elements):this.uniforms.splatTexMul.value.set(.5/this.maxStdDev,0,0,.5/this.maxStdDev),this.uniforms.splatTexAdd.value.set((f==null?void 0:f.x)??.5,(f==null?void 0:f.y)??.5),this.uniforms.splatTexNear.value=p??this.uniforms.near.value,this.uniforms.splatTexFar.value=d??this.uniforms.far.value,this.uniforms.splatTexMid.value=y??0):(this.uniforms.splatTexEnable.value=!1,this.uniforms.splatTexture.value=cA.EMPTY_SPLAT_TEXTURE)}else this.uniforms.splatTexEnable.value=!1,this.uniforms.splatTexture.value=cA.EMPTY_SPLAT_TEXTURE;const l=((E=o.display)==null?void 0:E.accumulator.toWorld)??new u.Matrix4,c=s.matrixWorld.clone().invert();l.clone().premultiply(c).decompose(this.uniforms.renderToViewPos.value,this.uniforms.renderToViewQuat.value,new u.Vector3)}prepareViewpoint(A){var e,s,n,i;if(this.viewpoint=A??this.viewpoint,this.viewpoint.display){const{accumulator:r,geometry:a}=this.viewpoint.display;this.uniforms.numSplats.value=r.splats.numSplats,this.uniforms.packedSplats.value=r.splats.getTexture(),this.uniforms.rgbMinMaxLnScaleMinMax.value.set(((e=r.splats.splatEncoding)==null?void 0:e.rgbMin)??0,((s=r.splats.splatEncoding)==null?void 0:s.rgbMax)??1,((n=r.splats.splatEncoding)==null?void 0:n.lnScaleMin)??kA,((i=r.splats.splatEncoding)==null?void 0:i.lnScaleMax)??TA),this.geometry=a,this.material.transparent=!this.viewpoint.stochastic,this.material.depthWrite=this.viewpoint.stochastic,this.material.needsUpdate=!0}else this.uniforms.numSplats.value=0,this.uniforms.packedSplats.value=HA.getEmpty(),this.geometry=ms}update({scene:A,viewToWorld:e}){const s=this.matrixWorld;this.preUpdate?this.updateInternal({scene:A,originToWorld:s.clone(),viewToWorld:e}):(this.pendingUpdate.scene=A,this.pendingUpdate.originToWorld.copy(s),this.pendingUpdate.timeoutId===-1&&(this.pendingUpdate.timeoutId=setTimeout(()=>{const{scene:n,originToWorld:i}=this.pendingUpdate;this.pendingUpdate.scene=null,this.pendingUpdate.timeoutId=-1,this.updateInternal({scene:n,originToWorld:i,viewToWorld:e})&&this.renderer.getContext().flush()},1)))}updateInternal({scene:A,originToWorld:e,viewToWorld:s}){var E;if(!this.canAllocAccumulator())return!1;e||(e=this.active.toWorld),s=s??e.clone();const n=this.time??this.clock.getElapsedTime(),i=n-(this.lastUpdateTime??n);this.lastUpdateTime=n;const r=this.active.mapping.reduce((C,B)=>(C.set(B.node,B),C),new Map),{generators:a,visibleGenerators:o,globalEdits:g}=this.compileScene(A);for(const C of a)(E=C.frameUpdate)==null||E.call(C,{object:C,time:n,deltaTime:i,viewToWorld:s,globalEdits:g});const l=new Set(o.map(C=>C.uuid));for(const C of a){const B=r.get(C),f=C.generator&&l.has(C.uuid)?C.numSplats:0;(this.needsUpdate||C.generator!==(B==null?void 0:B.generator)||f!==(B==null?void 0:B.count))&&C.updateVersion()}const c=!Qe({matrix1:e,matrix2:this.active.toWorld,maxDistance:this.originDistance}),I=this.needsUpdate||c||a.length!==r.size||a.some(C=>{var B;return C.version!==((B=r.get(C))==null?void 0:B.version)});this.needsUpdate=!1;let h=null;if(I){if(h=this.maybeAllocAccumulator(),!h)throw new Error("Unreachable");const C=!Qe({matrix1:e,matrix2:this.active.toWorld,maxDistance:1e-5,minCoorient:.99999}),Q=o.map((x,w)=>{const m=r.get(x);return m?[x.version-m.version,m.base,x]:[Number.POSITIVE_INFINITY,x.version,x]}).sort((x,w)=>x[0]!==w[0]?x[0]-w[0]:x[1]-w[1]).map(([x,w,m])=>m),f=Q.map(x=>x.numSplats),{maxSplats:p,mapping:d}=h.splats.generateMapping(f),y=Q.map((x,w)=>{const{base:m,count:k}=d[w];return{node:x,generator:x.generator,version:x.version,base:m,count:k}});e.clone().invert().decompose(this.translateToAccumulator.value,this.rotateToAccumulator.value,new u.Vector3),h.ensureGenerate(p),h.splats.splatEncoding={...this.splatEncoding},h.generateSplats({renderer:this.renderer,modifier:this.modifier,generators:y,forceUpdate:C,originToWorld:e}),h.splatsVersion=this.active.splatsVersion+1;const D=h.hasCorrespondence(this.active);h.mappingVersion=this.active.mappingVersion+(D?0:1),this.releaseAccumulator(this.active),this.active=h,this.prepareViewpoint()}return setTimeout(()=>{for(const C of this.autoViewpoints)C.autoPoll({accumulator:h??void 0})},1),!0}compileScene(A){const e=[];A.traverse(i=>{i instanceof kt&&e.push(i)});const s=[];A.traverseVisible(i=>{i instanceof kt&&s.push(i)});const n=new Set;return A.traverseVisible(i=>{if(i instanceof Ot){let r=i.parent;for(;r!=null&&!(r instanceof ct);)r=r.parent;r==null&&n.add(i)}}),{generators:e,visibleGenerators:s,globalEdits:Array.from(n)}}async renderEnvMap({renderer:A,scene:e,worldCenter:s,size:n=256,near:i=.1,far:r=1e3,hideObjects:a=[],update:o=!1}){var h,E;if(this.envViewpoint||(this.envViewpoint=this.newViewpoint({sort360:!0})),!cA.cubeRender||cA.cubeRender.target.width!==n||cA.cubeRender.near!==i||cA.cubeRender.far!==r){cA.cubeRender&&cA.cubeRender.target.dispose();const C=new u.WebGLCubeRenderTarget(n,{format:u.RGBAFormat,generateMipmaps:!0,minFilter:u.LinearMipMapLinearFilter}),B=new u.CubeCamera(i,r,C);cA.cubeRender={target:C,camera:B,near:i,far:r}}cA.pmrem||(cA.pmrem=new u.PMREMGenerator(A??this.renderer));const g=new u.Matrix4().setPosition(s);await((h=this.envViewpoint)==null?void 0:h.prepare({scene:e,viewToWorld:g,update:o}));const{target:l,camera:c}=cA.cubeRender;c.position.copy(s);const I=new Map;for(const C of a)I.set(C,C.visible),C.visible=!1;this.prepareViewpoint(this.envViewpoint),c.update(A??this.renderer,e),this.prepareViewpoint(this.defaultView);for(const[C,B]of I.entries())C.visible=B;return(E=cA.pmrem)==null?void 0:E.fromCubemap(l.texture).texture}recurseSetEnvMap(A,e){A.traverse(s=>{if(s instanceof u.Mesh)if(Array.isArray(s.material))for(const n of s.material)n instanceof u.MeshStandardMaterial&&(n.envMap=e);else s.material instanceof u.MeshStandardMaterial&&(s.material.envMap=e)})}getRgba({generator:A,rgba:e}){const s=this.active.mapping.find(({node:n})=>n===A);if(!s)throw new Error("Generator not found");return e=e??new pe,e.fromPackedSplats({packedSplats:this.active.splats,base:s.base,count:s.count,renderer:this.renderer}),e}async readRgba({generator:A,rgba:e}){return e=this.getRgba({generator:A,rgba:e}),e.read()}};cA.cubeRender=null,cA.pmrem=null,cA.EMPTY_SPLAT_TEXTURE=new u.Data3DTexture;let Ae=cA;const ms=new Xe(new Uint32Array(1),0);FA({packedSplats:ie,index:"int"},{gsplat:AA},({packedSplats:t,index:A})=>{if(!t||!A)throw new Error("Invalid input");return{gsplat:Ft(t,A)}});function ah(t){if(t.length===0)return null;const A=new u.Vector3,e=new u.Quaternion,s=new u.Vector3,n=[],i=[];for(const r of t)r.decompose(A,e,s),n.push(A),i.push(e);return new u.Matrix4().compose(ei(n),si(i),new u.Vector3(1,1,1))}function oh(t,A,e){const s=Math.floor(t.length/32);if(s*32!==t.length)throw new Error("Invalid .splat file size");const n=new Float32Array(t.buffer);for(let i=0;i<s;++i){const r=i*32,a=i*8,o=n[a+0],g=n[a+1],l=n[a+2],c=n[a+3],I=n[a+4],h=n[a+5],E=t[r+24]/255,C=t[r+25]/255,B=t[r+26]/255,Q=t[r+27]/255,f=(t[r+28]-128)/128,p=(t[r+29]-128)/128,d=(t[r+30]-128)/128,y=(t[r+31]-128)/128;e(i,o,g,l,c,I,h,p,d,y,f,Q,E,C,B)}}const xs={0:{bytesPerCenter:12,bytesPerScale:12,bytesPerRotation:16,bytesPerColor:4,bytesPerSphericalHarmonicsComponent:4,scaleOffsetBytes:12,rotationOffsetBytes:24,colorOffsetBytes:40,sphericalHarmonicsOffsetBytes:44,scaleRange:1},1:{bytesPerCenter:6,bytesPerScale:6,bytesPerRotation:8,bytesPerColor:4,bytesPerSphericalHarmonicsComponent:2,scaleOffsetBytes:6,rotationOffsetBytes:12,colorOffsetBytes:20,sphericalHarmonicsOffsetBytes:24,scaleRange:32767},2:{bytesPerCenter:6,bytesPerScale:6,bytesPerRotation:8,bytesPerColor:4,bytesPerSphericalHarmonicsComponent:1,scaleOffsetBytes:6,rotationOffsetBytes:12,colorOffsetBytes:20,sphericalHarmonicsOffsetBytes:24,scaleRange:32767}},ch={0:0,1:9,2:24,3:45};function gh(t,A,e,s){var C;let r=0;const a=new DataView(t.buffer,r,4096);r+=4096;const o=a.getUint8(0),g=a.getUint8(1);if(o!==0||g<1)throw new Error(`Unsupported .ksplat version: ${o}.${g}`);const l=a.getUint32(4,!0);a.getUint32(16,!0);const c=a.getUint16(20,!0);if(c<0||c>2)throw new Error(`Invalid .ksplat compression level: ${c}`);const I=a.getFloat32(36,!0)||-1.5,h=a.getFloat32(40,!0)||1.5;let E=4096+l*1024;for(let B=0;B<l;++B){let Q=function(vA,z){if(c===0)return Y.getFloat32(vA+P+z*4,!0);if(c===1)return fA(Y.getUint16(vA+P+z*2,!0));const ZA=Y.getUint8(vA+P+z)/255;return I+ZA*(h-I)};const f=new DataView(t.buffer,r,1024);r+=1024;const p=f.getUint32(0,!0),d=f.getUint32(4,!0),y=f.getUint32(8,!0),D=f.getUint32(12,!0),x=f.getFloat32(16,!0),w=f.getUint16(20,!0),m=(f.getUint32(24,!0)||((C=xs[c])==null?void 0:C.scaleRange))??1,k=f.getUint32(32,!0),M=k*y,S=f.getUint32(36,!0),U=S*4,F=w*D+U,b=f.getUint16(40,!0),T=ch[b],{bytesPerCenter:R,bytesPerScale:X,bytesPerRotation:_,bytesPerColor:eA,bytesPerSphericalHarmonicsComponent:q,scaleOffsetBytes:O,rotationOffsetBytes:L,colorOffsetBytes:j,sphericalHarmonicsOffsetBytes:P}=xs[c],W=R+X+_+eA+T*q,G=W*d,dA=G+F,lA=[0,3,6,1,4,7,2,5,8],yA=[9,14,19,10,15,20,11,16,21,12,17,22,13,18,23],wA=[24,31,38,25,32,39,26,33,40,27,34,41,28,35,42,29,36,43,30,37,44],SA=b>=1?new Float32Array(3*3):void 0,BA=b>=2?new Float32Array(5*3):void 0,JA=b>=3?new Float32Array(7*3):void 0,DA=x/2/m,jA=E+U,WA=E+F,Y=new DataView(t.buffer,WA,G),MA=new Float32Array(t.buffer,jA,D*3),IA=new Uint32Array(t.buffer,E,S);let Yt=k,ae=M;for(let vA=0;vA<p;++vA){const z=vA*W;let ZA;if(vA<M)ZA=Math.floor(vA/y);else{const At=IA[Yt-k];vA>=ae+At&&(Yt+=1,ae+=At),ZA=Yt}const ve=c===0?Y.getFloat32(z+0,!0):(Y.getUint16(z+0,!0)-m)*DA+MA[3*ZA+0],be=c===0?Y.getFloat32(z+4,!0):(Y.getUint16(z+2,!0)-m)*DA+MA[3*ZA+1],Fe=c===0?Y.getFloat32(z+8,!0):(Y.getUint16(z+4,!0)-m)*DA+MA[3*ZA+2],Ne=c===0?Y.getFloat32(z+O+0,!0):fA(Y.getUint16(z+O+0,!0)),ke=c===0?Y.getFloat32(z+O+4,!0):fA(Y.getUint16(z+O+2,!0)),xo=c===0?Y.getFloat32(z+O+8,!0):fA(Y.getUint16(z+O+4,!0)),So=c===0?Y.getFloat32(z+L+0,!0):fA(Y.getUint16(z+L+0,!0)),Do=c===0?Y.getFloat32(z+L+4,!0):fA(Y.getUint16(z+L+2,!0)),Mo=c===0?Y.getFloat32(z+L+8,!0):fA(Y.getUint16(z+L+4,!0)),vo=c===0?Y.getFloat32(z+L+12,!0):fA(Y.getUint16(z+L+6,!0)),bo=Y.getUint8(z+j+0)/255,Fo=Y.getUint8(z+j+1)/255,No=Y.getUint8(z+j+2)/255,ko=Y.getUint8(z+j+3)/255;if(e(vA,ve,be,Fe,Ne,ke,xo,Do,Mo,vo,So,ko,bo,Fo,No),b>=1&&SA){for(const[At,Jt]of lA.entries())SA[At]=Q(z,Jt);if(BA)for(const[At,Jt]of yA.entries())BA[At]=Q(z,Jt);if(JA)for(const[At,Jt]of wA.entries())JA[At]=Q(z,Jt);s==null||s(vA,SA,BA,JA)}}E+=dA}}class uo{constructor({fileBytes:A}){this.version=-1,this.numSplats=0,this.shDegree=0,this.fractionalBits=0,this.flags=0,this.flagAntiAlias=!1,this.reserved=0,this.headerParsed=!1,this.parsed=!1,this.fileBytes=A instanceof ArrayBuffer?new Uint8Array(A):A,this.reader=new oi({fileBytes:this.fileBytes})}async parseHeader(){if(this.headerParsed)throw new Error("SPZ file header already parsed");const A=new DataView((await this.reader.read(16)).buffer);if(A.getUint32(0,!0)!==1347635022)throw new Error("Invalid SPZ file");if(this.version=A.getUint32(4,!0),this.version<1||this.version>3)throw new Error(`Unsupported SPZ version: ${this.version}`);this.numSplats=A.getUint32(8,!0),this.shDegree=A.getUint8(12),this.fractionalBits=A.getUint8(13),this.flags=A.getUint8(14),this.flagAntiAlias=(this.flags&1)!==0,this.reserved=A.getUint8(15),this.headerParsed=!0,this.parsed=!1}async parseSplats(A,e,s,n,i,r){if(!this.headerParsed)throw new Error("SPZ file header must be parsed first");if(this.parsed)throw new Error("SPZ file already parsed");if(this.parsed=!0,this.version===1){const a=await this.reader.read(this.numSplats*3*2),o=new Uint16Array(a.buffer);for(let g=0;g<this.numSplats;g++){const l=g*3,c=fA(o[l]),I=fA(o[l+1]),h=fA(o[l+2]);A==null||A(g,c,I,h)}}else if(this.version===2||this.version===3){const a=1<<this.fractionalBits,o=await this.reader.read(this.numSplats*3*3);for(let g=0;g<this.numSplats;g++){const l=g*9,c=((o[l+2]<<24|o[l+1]<<16|o[l]<<8)>>8)/a,I=((o[l+5]<<24|o[l+4]<<16|o[l+3]<<8)>>8)/a,h=((o[l+8]<<24|o[l+7]<<16|o[l+6]<<8)>>8)/a;A==null||A(g,c,I,h)}}else throw new Error("Unreachable");{const a=await this.reader.read(this.numSplats);for(let o=0;o<this.numSplats;o++)e==null||e(o,a[o]/255)}{const a=await this.reader.read(this.numSplats*3),o=Co/.15;for(let g=0;g<this.numSplats;g++){const l=g*3,c=(a[l]/255-.5)*o+.5,I=(a[l+1]/255-.5)*o+.5,h=(a[l+2]/255-.5)*o+.5;s==null||s(g,c,I,h)}}{const a=await this.reader.read(this.numSplats*3);for(let o=0;o<this.numSplats;o++){const g=o*3,l=Math.exp(a[g]/16-10),c=Math.exp(a[g+1]/16-10),I=Math.exp(a[g+2]/16-10);n==null||n(o,l,c,I)}}if(this.version===3){const a=1/Math.sqrt(2),o=await this.reader.read(this.numSplats*4);for(let g=0;g<this.numSplats;g++){const l=g*4,c=[0,0,0,0],I=[o[l],o[l+1],o[l+2],o[l+3]],h=I[0]+(I[1]<<8)+(I[2]<<16)+(I[3]<<24),E=511,C=h>>>30;let B=h,Q=0;for(let p=3;p>=0;--p)if(p!==C){const d=B&E,y=B>>>9&1;B=B>>>10,c[p]=a*(d/E),c[p]=y===0?c[p]:-c[p],Q+=c[p]*c[p]}const f=1-Q;c[C]=Math.sqrt(Math.max(f,0)),i==null||i(g,c[0],c[1],c[2],c[3])}}else{const a=await this.reader.read(this.numSplats*3);for(let o=0;o<this.numSplats;o++){const g=o*3,l=a[g]/127.5-1,c=a[g+1]/127.5-1,I=a[g+2]/127.5-1,h=Math.sqrt(Math.max(0,1-l*l-c*c-I*I));i==null||i(o,l,c,I,h)}}if(r&&this.shDegree>=1){const a=new Float32Array(9),o=this.shDegree>=2?new Float32Array(5*3):void 0,g=this.shDegree>=3?new Float32Array(7*3):void 0,l=await this.reader.read(this.numSplats*ho[this.shDegree]*3);let c=0;for(let I=0;I<this.numSplats;I++){for(let h=0;h<9;++h)a[h]=(l[c+h]-128)/128;if(c+=9,o){for(let h=0;h<15;++h)o[h]=(l[c+h]-128)/128;c+=15}if(g){for(let h=0;h<21;++h)g[h]=(l[c+h]-128)/128;c+=21}r==null||r(I,a,o,g)}}}}const ho={1:3,2:8,3:15},Co=.28209479177387814,lh=1347635022,Ih=3,uh=1;class XA{constructor({numSplats:A,shDegree:e,fractionalBits:s=12,flagAntiAlias:n=!0}){this.clippedCount=0;const i=20+(e>=1?9:0)+(e>=2?15:0)+(e>=3?21:0),r=16+A*i;this.buffer=new ArrayBuffer(r),this.view=new DataView(this.buffer),this.view.setUint32(0,lh,!0),this.view.setUint32(4,Ih,!0),this.view.setUint32(8,A,!0),this.view.setUint8(12,e),this.view.setUint8(13,s),this.view.setUint8(14,n?uh:0),this.view.setUint8(15,0),this.numSplats=A,this.shDegree=e,this.fractionalBits=s,this.fraction=1<<s,this.flagAntiAlias=n}setCenter(A,e,s,n){const i=Math.round(e*this.fraction),r=Math.max(-8388607,Math.min(8388607,i)),a=Math.round(s*this.fraction),o=Math.max(-8388607,Math.min(8388607,a)),g=Math.round(n*this.fraction),l=Math.max(-8388607,Math.min(8388607,g));(i!==r||a!==o||g!==l)&&(this.clippedCount+=1);const h=16+A*9;this.view.setUint8(h,r&255),this.view.setUint8(h+1,r>>8&255),this.view.setUint8(h+2,r>>16&255),this.view.setUint8(h+3,o&255),this.view.setUint8(h+4,o>>8&255),this.view.setUint8(h+5,o>>16&255),this.view.setUint8(h+6,l&255),this.view.setUint8(h+7,l>>8&255),this.view.setUint8(h+8,l>>16&255)}setAlpha(A,e){const s=16+this.numSplats*9+A;this.view.setUint8(s,Math.max(0,Math.min(255,Math.round(e*255))))}static scaleRgb(A){const e=((A-.5)/(Co/.15)+.5)*255;return Math.max(0,Math.min(255,Math.round(e)))}setRgb(A,e,s,n){const i=16+this.numSplats*10+A*3;this.view.setUint8(i,XA.scaleRgb(e)),this.view.setUint8(i+1,XA.scaleRgb(s)),this.view.setUint8(i+2,XA.scaleRgb(n))}setScale(A,e,s,n){const i=16+this.numSplats*13+A*3;this.view.setUint8(i,Math.max(0,Math.min(255,Math.round((Math.log(e)+10)*16)))),this.view.setUint8(i+1,Math.max(0,Math.min(255,Math.round((Math.log(s)+10)*16)))),this.view.setUint8(i+2,Math.max(0,Math.min(255,Math.round((Math.log(n)+10)*16))))}setQuat(A,...e){const s=16+this.numSplats*16+A*4,n=Hn(e);let i=0;for(let o=1;o<4;++o)Math.abs(n[o])>Math.abs(n[i])&&(i=o);const r=n[i]<0?1:0;let a=i;for(let o=0;o<4;++o)if(o!==i){const g=(n[o]<0?1:0)^r,l=Math.floor(511*(Math.abs(n[o])/Math.SQRT1_2)+.5);a=a<<10|g<<9|l}this.view.setUint8(s,a&255),this.view.setUint8(s+1,a>>8&255),this.view.setUint8(s+2,a>>16&255),this.view.setUint8(s+3,a>>>24&255)}static quantizeSh(A,e){const s=Math.round(A*128)+128,n=1<<8-e,i=Math.floor((s+n/2)/n)*n;return Math.max(0,Math.min(255,i))}setSh(A,e,s,n){const i=ho[this.shDegree]||0,r=16+this.numSplats*20+A*i*3;for(let a=0;a<9;++a)this.view.setUint8(r+a,XA.quantizeSh(e[a],5));if(s){const a=r+9;for(let o=0;o<15;++o)this.view.setUint8(a+o,XA.quantizeSh(s[o],4));if(n){const o=a+15;for(let g=0;g<21;++g)this.view.setUint8(o+g,XA.quantizeSh(n[g],4))}}}async finalize(){const A=new Uint8Array(this.buffer),s=new ReadableStream({async start(r){r.enqueue(A),r.close()}}).pipeThrough(new CompressionStream("gzip")),i=await new Response(s).arrayBuffer();return console.log("Compressed",A.length,"bytes to",i.byteLength,"bytes"),new Uint8Array(i)}}async function hh(t){var l,c,I;const A=new ju,{inputs:e,clipXyz:s,maxSh:n,fractionalBits:i=12,opacityThreshold:r}=t;for(const h of e){let E=function(w){return w.multiplyScalar(p),w.applyQuaternion(d),w.add(y),w},C=function(w){return w.multiplyScalar(p),w},B=function(w){return w.premultiply(d),w},Q=function(w){return!D||D.containsPoint(w)},f=function(w){return r!==void 0?w>=r:!0};const p=((l=h.transform)==null?void 0:l.scale)??1,d=new u.Quaternion().fromArray(((c=h.transform)==null?void 0:c.quaternion)??[0,0,0,1]),y=new u.Vector3().fromArray(((I=h.transform)==null?void 0:I.translate)??[0,0,0]),D=s?new u.Box3(new u.Vector3().fromArray(s.min),new u.Vector3().fromArray(s.max)):void 0;let x=h.fileType;switch(x||(x=ls(h.fileBytes),!x&&h.pathOrUrl&&(x=Io(h.pathOrUrl))),x){case Dt.PLY:{const w=new jt({fileBytes:h.fileBytes});await w.parseHeader();let m=null;w.parseSplats((k,M,S,U,F,b,T,R,X,_,eA,q,O,L,j)=>{const P=E(new u.Vector3(M,S,U));if(Q(P)&&f(q)){m=A.pushSplat(),A.setCenter(m,P.x,P.y,P.z);const W=C(new u.Vector3(F,b,T));A.setScale(m,W.x,W.y,W.z);const G=B(new u.Quaternion(R,X,_,eA));A.setQuaternion(m,G.x,G.y,G.z,G.w),A.setOpacity(m,q),A.setColor(m,O,L,j)}else m=null},(k,M,S,U)=>{M&&m!==null&&A.setSh1(m,M),S&&m!==null&&A.setSh2(m,S),U&&m!==null&&A.setSh3(m,U)});break}case Dt.SPZ:{const w=new uo({fileBytes:h.fileBytes});await w.parseHeader();const m=new Int32Array(w.numSplats);m.fill(-1);const k=new Float32Array(w.numSplats*3),M=new u.Vector3;w.parseSplats((S,U,F,b)=>{const T=E(new u.Vector3(U,F,b));k[S*3]=T.x,k[S*3+1]=T.y,k[S*3+2]=T.z},(S,U)=>{M.fromArray(k,S*3),Q(M)&&f(U)&&(m[S]=A.pushSplat(),A.setCenter(m[S],M.x,M.y,M.z),A.setOpacity(m[S],U))},(S,U,F,b)=>{m[S]>=0&&A.setColor(m[S],U,F,b)},(S,U,F,b)=>{if(m[S]>=0){const T=C(new u.Vector3(U,F,b));A.setScale(m[S],T.x,T.y,T.z)}},(S,U,F,b,T)=>{if(m[S]>=0){const R=B(new u.Quaternion(U,F,b,T));A.setQuaternion(m[S],R.x,R.y,R.z,R.w)}},(S,U,F,b)=>{m[S]>=0&&(A.setSh1(m[S],U),F&&A.setSh2(m[S],F),b&&A.setSh3(m[S],b))});break}case Dt.SPLAT:oh(h.fileBytes,w=>{},(w,m,k,M,S,U,F,b,T,R,X,_,eA,q,O)=>{const L=E(new u.Vector3(m,k,M));if(Q(L)&&f(_)){const j=A.pushSplat();A.setCenter(j,L.x,L.y,L.z);const P=C(new u.Vector3(S,U,F));A.setScale(j,P.x,P.y,P.z);const W=B(new u.Quaternion(b,T,R,X));A.setQuaternion(j,W.x,W.y,W.z,W.w),A.setOpacity(j,_),A.setColor(j,eA,q,O)}});break;case Dt.KSPLAT:{let w=null;gh(h.fileBytes,m=>{},(m,k,M,S,U,F,b,T,R,X,_,eA,q,O,L)=>{const j=E(new u.Vector3(k,M,S));if(Q(j)&&f(eA)){w=A.pushSplat(),A.setCenter(w,j.x,j.y,j.z);const P=C(new u.Vector3(U,F,b));A.setScale(w,P.x,P.y,P.z);const W=B(new u.Quaternion(T,R,X,_));A.setQuaternion(w,W.x,W.y,W.z,W.w),A.setOpacity(w,eA),A.setColor(w,q,O,L)}else w=null},(m,k,M,S)=>{w!==null&&(A.setSh1(w,k),M&&A.setSh2(w,M),S&&A.setSh3(w,S))});break}default:throw new Error(`transcodeSpz not implemented for ${x}`)}}const a=Math.min(n??3,A.sh3?3:A.sh2?2:A.sh1?1:0),o=new XA({numSplats:A.numSplats,shDegree:a,fractionalBits:i,flagAntiAlias:!0});for(let h=0;h<A.numSplats;++h){const E=h*3,C=h*4;o.setCenter(h,A.centers[E],A.centers[E+1],A.centers[E+2]),o.setScale(h,A.scales[E],A.scales[E+1],A.scales[E+2]),o.setQuat(h,A.quaternions[C],A.quaternions[C+1],A.quaternions[C+2],A.quaternions[C+3]),o.setAlpha(h,A.opacities[h]),o.setRgb(h,A.colors[E],A.colors[E+1],A.colors[E+2]),A.sh1&&a>=1&&o.setSh(h,A.sh1.slice(h*9,(h+1)*9),a>=2&&A.sh2?A.sh2.slice(h*15,(h+1)*15):void 0,a>=3&&A.sh3?A.sh3.slice(h*21,(h+1)*21):void 0)}return{fileBytes:await o.finalize(),clippedCount:o.clippedCount}}class Ch{constructor(A){this.mesh=A.mesh,this.numSplats=A.numSplats??this.mesh.numSplats;const{width:e,height:s,depth:n,maxSplats:i}=xA(this.numSplats);this.skinData=new Uint16Array(i*4),this.skinTexture=new u.DataArrayTexture(this.skinData,e,s,n),this.skinTexture.format=u.RGBAIntegerFormat,this.skinTexture.type=u.UnsignedShortType,this.skinTexture.internalFormat="RGBA16UI",this.skinTexture.needsUpdate=!0,this.numBones=A.numBones??256,this.boneData=new Float32Array(this.numBones*16),this.boneTexture=new u.DataTexture(this.boneData,4,this.numBones,u.RGBAFormat,u.FloatType),this.boneTexture.internalFormat="RGBA32F",this.boneTexture.needsUpdate=!0,this.uniform=new N({key:"skinning",type:Bo,globals:()=>[Eo],value:{numSplats:this.numSplats,numBones:this.numBones,skinTexture:this.skinTexture,boneTexture:this.boneTexture}})}modify(A){return Eh(A,this.uniform)}setRestQuatPos(A,e,s){const n=A*16;this.boneData[n+0]=e.x,this.boneData[n+1]=e.y,this.boneData[n+2]=e.z,this.boneData[n+3]=e.w,this.boneData[n+4]=s.x,this.boneData[n+5]=s.y,this.boneData[n+6]=s.z,this.boneData[n+7]=0,this.boneData[n+8]=0,this.boneData[n+9]=0,this.boneData[n+10]=0,this.boneData[n+11]=1,this.boneData[n+12]=0,this.boneData[n+13]=0,this.boneData[n+14]=0,this.boneData[n+15]=0}setBoneQuatPos(A,e,s){const n=A*16,i=new u.Quaternion(this.boneData[n+0],this.boneData[n+1],this.boneData[n+2],this.boneData[n+3]),r=new u.Vector3(this.boneData[n+4],this.boneData[n+5],this.boneData[n+6]),a=i.clone().invert(),o=s.clone().sub(r);o.applyQuaternion(a),a.multiply(e);const g=new u.Quaternion(o.x,o.y,o.z,0).multiply(i);this.boneData[n+8]=a.x,this.boneData[n+9]=a.y,this.boneData[n+10]=a.z,this.boneData[n+11]=a.w,this.boneData[n+12]=.5*g.x,this.boneData[n+13]=.5*g.y,this.boneData[n+14]=.5*g.z,this.boneData[n+15]=.5*g.w}setSplatBones(A,e,s){const n=A*4;this.skinData[n+0]=Math.min(255,Math.max(0,Math.round(s.x*255)))+(e.x<<8),this.skinData[n+1]=Math.min(255,Math.max(0,Math.round(s.y*255)))+(e.y<<8),this.skinData[n+2]=Math.min(255,Math.max(0,Math.round(s.z*255)))+(e.z<<8),this.skinData[n+3]=Math.min(255,Math.max(0,Math.round(s.w*255)))+(e.w<<8)}updateBones(){this.boneTexture.needsUpdate=!0,this.mesh.needsUpdate=!0}}const Bo={type:"GsplatSkinning"},Eo=CA(`
struct GsplatSkinning {
int numSplats;
int numBones;
usampler2DArray skinTexture;
sampler2D boneTexture;
};
`),Bh=CA(`
void applyGsplatSkinning(
int numSplats, int numBones,
usampler2DArray skinTexture, sampler2D boneTexture,
int splatIndex, inout vec3 center, inout vec4 quaternion
) {
if ((splatIndex < 0) || (splatIndex >= numSplats)) {
return;
}
uvec4 skinData = texelFetch(skinTexture, splatTexCoord(splatIndex), 0);
float weights[4];
weights[0] = float(skinData.x & 0xffu) / 255.0;
weights[1] = float(skinData.y & 0xffu) / 255.0;
weights[2] = float(skinData.z & 0xffu) / 255.0;
weights[3] = float(skinData.w & 0xffu) / 255.0;
uint boneIndices[4];
boneIndices[0] = (skinData.x >> 8u) & 0xffu;
boneIndices[1] = (skinData.y >> 8u) & 0xffu;
boneIndices[2] = (skinData.z >> 8u) & 0xffu;
boneIndices[3] = (skinData.w >> 8u) & 0xffu;
vec4 quat = vec4(0.0);
vec4 dual = vec4(0.0);
for (int i = 0; i < 4; i++) {
if (weights[i] > 0.0) {
int boneIndex = int(boneIndices[i]);
vec4 boneQuat = vec4(0.0, 0.0, 0.0, 1.0);
vec4 boneDual = vec4(0.0);
if (boneIndex < numBones) {
boneQuat = texelFetch(boneTexture, ivec2(2, boneIndex), 0);
boneDual = texelFetch(boneTexture, ivec2(3, boneIndex), 0);
}
if ((i > 0) && (dot(quat, boneQuat) < 0.0)) {
// Flip sign if next blend is pointing in the opposite direction
boneQuat = -boneQuat;
boneDual = -boneDual;
}
quat += weights[i] * boneQuat;
dual += weights[i] * boneDual;
}
}
// Normalize dual quaternion
float norm = length(quat);
quat /= norm;
dual /= norm;
vec3 translate = vec3(
2.0 * (-dual.w * quat.x + dual.x * quat.w - dual.y * quat.z + dual.z * quat.y),
2.0 * (-dual.w * quat.y + dual.x * quat.z + dual.y * quat.w - dual.z * quat.x),
2.0 * (-dual.w * quat.z - dual.x * quat.y + dual.y * quat.x + dual.z * quat.w)
);
center = quatVec(quat, center) + translate;
quaternion = quatQuat(quat, quaternion);
}
`);function Eh(t,A){return new V({inTypes:{gsplat:AA,skinning:Bo},outTypes:{gsplat:AA},globals:()=>[Eo,Bh],inputs:{gsplat:t,skinning:A},statements:({inputs:s,outputs:n})=>{const{skinning:i}=s,{gsplat:r}=n;return YA(`
${r} = ${s.gsplat};
if (isGsplatActive(${r}.flags)) {
applyGsplatSkinning(
${i}.numSplats, ${i}.numBones,
${i}.skinTexture, ${i}.boneTexture,
${r}.index, ${r}.center, ${r}.quaternion
);
}
`)}}).outputs.gsplat}function Qh({splats:t,extents:A,stepSize:e=1,pointRadius:s=.01,pointShadowScale:n=2,opacity:i=1,color:r}){const o=new u.Vector3,g=new u.Vector3,l=new u.Quaternion(0,0,0,1);r==null&&(r=(I,h)=>I.set(.55+.45*Math.cos(h.x*1),.55+.45*Math.cos(h.y*1),.55+.45*Math.cos(h.z*1)));const c=new u.Color;for(let I=A.min.z;I<A.max.z+1e-6;I+=e)for(let h=A.min.y;h<A.max.y+1e-6;h+=e)for(let E=A.min.x;E<A.max.x+1e-6;E+=e){o.set(E,h,I);for(let C=0;C<2;++C)g.setScalar(s*(C?1:n)),C?typeof r=="function"?r(c,o):c.copy(r):c.setScalar(0),t.pushSplat(o,g,l,i,c)}}function ph({splats:t,scale:A=.25,axisRadius:e=.0075,axisShadowScale:s=2,origins:n=[new u.Vector3]}){const i=new u.Vector3,r=new u.Vector3,a=new u.Quaternion(0,0,0,1),o=new u.Color,g=1;for(const l of n)for(let c=0;c<3;++c){i.set(l.x+(c===0?A:0),l.y+(c===1?A:0),l.z+(c===2?A:0));for(let I=0;I<2;++I)r.set((c===0?A:e)*(I?1:s),(c===1?A:e)*(I?1:s),(c===2?A:e)*(I?1:s)),o.setRGB(I===0?0:c===0?1:0,I===0?0:c===1?1:0,I===0?0:c===2?1:0),t.pushSplat(i,r,a,g,o)}}function fh({splats:t,origin:A=new u.Vector3,radius:e=1,maxDepth:s=3,filter:n=null,pointRadius:i=.02,pointThickness:r=.001,color:a=new u.Color(1,1,1)}){const o={};function g(C){if(n&&!n(C))return;const B=`${C.x},${C.y},${C.z}`;o[B]||(o[B]=C)}function l(C,B,Q,f){if(g(B),g(Q),g(f),C>=s)return;const p=new u.Vector3().addVectors(B,Q).normalize(),d=new u.Vector3().addVectors(Q,f).normalize(),y=new u.Vector3().addVectors(f,B).normalize();l(C+1,B,p,y),l(C+1,p,Q,d),l(C+1,y,d,f),l(C+1,p,d,y)}for(const C of[-1,1])for(const B of[-1,1])for(const Q of[-1,1]){const f=new u.Vector3(C,0,0),p=new u.Vector3(0,B,0),d=new u.Vector3(0,0,Q);l(0,f,p,d)}const c=Object.values(o),I=new u.Vector3(i,i,r),h=new u.Quaternion,E=typeof a=="function"?new u.Color:a;for(const C of c)h.setFromUnitVectors(new u.Vector3(0,0,-1),C),typeof a=="function"&&a(E,C),C.multiplyScalar(e),C.add(A),t.pushSplat(C,I,h,1,E)}function dh({text:t,font:A,fontSize:e,color:s,rgb:n,dotRadius:i,textAlign:r,lineHeight:a,objectScale:o}){A=A??"Arial",e=e??32,s=s??new u.Color(1,1,1),i=i??.8,r=r??"start",a=a??1,o=o??1;const g=t.split(`
`),l=document.createElement("canvas"),c=l.getContext("2d");if(!c)throw new Error("Failed to create canvas context");c.font=`${e}px ${A}`,c.textAlign=r;const I=c.measureText(""),h=I.fontBoundingBoxAscent+I.fontBoundingBoxDescent;let E=Number.POSITIVE_INFINITY,C=Number.NEGATIVE_INFINITY,B=Number.POSITIVE_INFINITY,Q=Number.NEGATIVE_INFINITY;for(let F=0;F<g.length;++F){const b=c.measureText(g[F]),T=h*a*F;E=Math.min(E,-b.actualBoundingBoxLeft),C=Math.max(C,b.actualBoundingBoxRight),B=Math.min(B,T-b.actualBoundingBoxAscent),Q=Math.max(Q,T+b.actualBoundingBoxDescent)}const f=Math.floor(E),p=Math.floor(B),d=Math.ceil(C)-f,y=Math.ceil(Q)-p;l.width=d,l.height=y,c.font=`${e}px ${A}`,c.textAlign=r,c.textBaseline="alphabetic",c.fillStyle="#FFFFFF";for(let F=0;F<g.length;++F){const b=h*a*F-p;c.fillText(g[F],-f,b)}const D=c.getImageData(0,0,d,y),x=new Uint8Array(D.data.buffer),w=new HA,m=new u.Vector3,k=new u.Vector3().setScalar(i*o),M=new u.Quaternion(0,0,0,1);n=n??new u.Color(1,1,1);let S=0;for(let F=0;F<y;++F)for(let b=0;b<d;++b){const T=x[S+3];if(T>0){const R=T/255;m.set(b-.5*(d-1),.5*(y-1)-F,0),m.multiplyScalar(o),w.pushSplat(m,k,M,R,n)}S+=4}const U=new ct({packedSplats:w});return U.recolor=s,U}function yh({url:t,dotRadius:A,subXY:e,forEachSplat:s}){return A=A??.8,e=Math.max(1,Math.floor(e??1)),new ct({constructSplats:async n=>new Promise((i,r)=>{const a=new Image;a.crossOrigin="anonymous",a.onerror=r,a.onload=()=>{const{width:o,height:g}=a,l=document.createElement("canvas");l.width=o,l.height=g;const c=l.getContext("2d");if(!c){r(new Error("Failed to create canvas context"));return}c.imageSmoothingEnabled=!0,c.imageSmoothingQuality="high";const I=Math.round(o/e),h=Math.round(g/e);c.drawImage(a,0,0,I,h);try{const E=c.getImageData(0,0,I,h),C=new Uint8Array(E.data.buffer),B=new u.Vector3,Q=new u.Vector3().setScalar(A),f=new u.Quaternion(0,0,0,1),p=new u.Color;let d=0;for(let y=0;y<h;++y)for(let D=0;D<I;++D){const x=d*4,w=C[x+3];if(w>0){let m=w/255;p.set(C[x+0]/255,C[x+1]/255,C[x+2]/255),B.set(D-.5*(I-1),.5*(h-1)-y,0),Q.setScalar(A),f.set(0,0,0,1);let k=!0;if(s){const M=s(I,h,d,B,Q,f,m,p);m=M??m,k=M!==null}k&&n.pushSplat(B,Q,f,m,p)}d+=1}i()}catch(E){r(E)}},a.src=t})})}function wh({box:t,cells:A,dotScale:e,color:s,opacity:n}){A.x=Math.max(1,Math.round(A.x)),A.y=Math.max(1,Math.round(A.y)),A.z=Math.max(1,Math.round(A.z)),n=n??1;const i=A.x*A.y*A.z,r=J("int",A.x),a=J("int",A.y);J("int",A.z);const o=qA(0),g=new kt({numSplats:i,generator:FA({index:"int"},{gsplat:AA},({index:c})=>{if(!c)throw new Error("index is undefined");const I=Ke(c,r),h=le(c,r),E=Ke(h,a),C=le(h,a),B=VA({vectorType:"ivec3",x:I,y:E,z:C}),Q=gr(o),f=VA({vectorType:"ivec2",x:c,y:Q}),p=ha(f),d=J("vec3",t.min),y=J("vec3",t.max),D=ft(y,d),x=le(EA(Qt(B),p),J("vec3",A));let w,m,k;s?(w=J("float",s.r),m=J("float",s.g),k=J("float",s.b)):{r:w,g:m,b:k}=pt(x).outputs;const M=VA({vectorType:"vec4",r:w,g:m,b:k,a:J("float",n)}),S=EA(d,rA(D,x)),U=Qt(J("float",e)),F=J("vec4",new u.Quaternion(0,0,0,1));let b=rt({flags:he("uint","GSPLAT_FLAG_ACTIVE"),index:c,center:S,scales:U,quaternion:F,rgba:M});return b=l.applyGsplat(b),{gsplat:b}},{globals:()=>[NA]}),update:({time:c})=>{o.value=c,l.update(g),g.updateVersion()}}),l=new ht;return g}const mh={box:new u.Box3(new u.Vector3(-1,-1,-1),new u.Vector3(1,1,1)),density:100,fallDirection:new u.Vector3(-1,-3,1).normalize(),fallVelocity:.02,wanderScale:.04,wanderVariance:2,color1:new u.Color(1,1,1),color2:new u.Color(.5,.5,1),minScale:.001,maxScale:.005,anisoScale:new u.Vector3(1,1,1)},xh={box:new u.Box3(new u.Vector3(-2,-1,-2),new u.Vector3(2,5,2)),density:10,fallDirection:new u.Vector3(0,-1,0),fallVelocity:2,wanderScale:.1,wanderVariance:1,color1:new u.Color(1,1,1),color2:new u.Color(.25,.25,.5),minScale:.005,maxScale:.01,anisoScale:new u.Vector3(.1,1,.1)};function Sh({box:t,minY:A,numSplats:e,density:s,anisoScale:n,minScale:i,maxScale:r,fallDirection:a,fallVelocity:o,wanderScale:g,wanderVariance:l,color1:c,color2:I,opacity:h,onFrame:E}){t=t??new u.Box3(new u.Vector3(-1,-1,-1),new u.Vector3(1,1,1));const C=(t.max.x-t.min.x)*(t.max.y-t.min.y)*(t.max.z-t.min.z);s=s??100,e=e??Math.max(1,Math.min(1e6,Math.round(C*s)));const B=qA(i??.001),Q=qA(r??.005),f=et(((n==null?void 0:n.clone())??new u.Vector3(1,1,1)).normalize()),p=et((a??new u.Vector3(0,-1,0)).normalize()),d=qA(o??.02),y=qA(g??.01),D=qA(l??2),x=et(c??new u.Color(1,1,1)),w=et(I??new u.Color(.5,.5,1)),m=qA(h??1),k=qA(0),M=et(new u.Vector3(0,0,0)),S=et(t.min),U=et(t.max),F=qA(A??Number.NEGATIVE_INFINITY),b=ft(U,S),T=new kt({numSplats:e,generator:FA({index:"int"},{gsplat:AA},({index:X})=>{if(!X)throw new Error("index not defined");const _=Ve(X),eA=pt(_).outputs.w;let q=Qt(_),O=Ie(rA(eA,J("float",100)));O=Pe(rA(he("float","PI"),O)),O=EA(B,rA(O,ft(Q,B)));const L=rA(O,f),j=Ie(rA(eA,J("float",10))),P=Ie(eA),W=ui(x,w,P),G=rA(W,j),dA=Ve(VA({vectorType:"ivec2",x:X,y:J("int",6837)}));let lA=Qt(dA),yA=rA(pt(dA).outputs.w,D);yA=EA(k,yA),q=EA(q,M);const wA=li(q,J("vec3",new u.Vector3(1,1,1)));q=EA(S,rA(b,wA));const SA=J("vec4",new u.Quaternion(0,0,0,1));lA=Pe(EA(Qt(yA),lA)),lA=rA(lA,y);let BA=EA(q,lA),JA=pt(BA).outputs.y;JA=Ii(F,JA),BA=VA({vector:BA,y:JA});let DA=rt({flags:he("uint","GSPLAT_FLAG_ACTIVE"),index:X,center:BA,scales:L,quaternion:SA,rgb:G,opacity:m});return DA=R.applyGsplat(DA),{gsplat:DA}},{globals:()=>[NA]}),update:({object:X,time:_,deltaTime:eA})=>{k.value=_,R.update(T);const q=p.value.clone().multiplyScalar(d.value*eA);M.value.add(q),X.visible=m.value>0,E==null||E({object:X,time:_,deltaTime:eA}),T.updateVersion()}}),R=new ht;return{snow:T,min:S,max:U,minY:F,color1:x,color2:w,opacity:m,fallVelocity:d,wanderVariance:D,wanderScale:y,fallDirection:p,minScale:B,maxScale:Q,anisoScale:f}}const Dh=Object.freeze(Object.defineProperty({__proto__:null,DEFAULT_RAIN:xh,DEFAULT_SNOW:mh,snowBox:Sh,staticBox:wh},Symbol.toStringTag,{value:"Module"}));function Qo(t){return FA({gsplat:AA},{gsplat:AA},({gsplat:A})=>{if(!A)throw new Error("No gsplat input");let e=He(A);const s=t.applyGsplat(A),n=Bt(s).outputs.center,i=He(s),r=Hr(n,i),a=Ki(r,J("float",0));e=cs(a,os(e),e);const o=EA(rA(e,J("float",.5)),J("float",.5));return A=rt({gsplat:A,rgb:o}),{gsplat:A}})}function Mh(t){t.enableWorldToView=!0,t.worldModifier=Qo(t.context.worldToView),t.updateGenerator()}function po(t,A,e,s){return FA({gsplat:AA},{gsplat:AA},({gsplat:n})=>{if(!n)throw new Error("No gsplat input");let{center:i}=Bt(n).outputs;i=t.apply(i);const{z:r}=pt(i).outputs;let a=Ca(os(r),A,e);return a=cs(s,ft(J("float",1),a),a),n=rt({gsplat:n,r:a,g:a,b:a}),{gsplat:n}})}function vh(t,A,e,s){t.enableWorldToView=!0;const n=J("float",A),i=J("float",e),r=J("bool",s??!1);return t.worldModifier=po(t.context.worldToView,n,i,r),t.updateGenerator(),{minDepth:n,maxDepth:i,reverse:r}}const bh=Object.freeze(Object.defineProperty({__proto__:null,makeDepthColorModifier:po,makeNormalColorModifier:Qo,setDepthColor:vh,setWorldNormalColor:Mh},Symbol.toStringTag,{value:"Module"})),Pt=class Pt{static createButton(A,e={}){const s=navigator.xr;if(!s)return null;const n=s,i=document.createElement("button");A.xr.enabled=!0,A.xr.setReferenceSpaceType("local");function r(){let c=null;async function I(C){console.log("onSessionStarted"),C.addEventListener("end",h),await A.xr.setSession(C),i.textContent="EXIT VR",c=C}function h(){console.log("onSessionEnded"),c==null||c.removeEventListener("end",h),i.textContent="ENTER VR",c=null}i.style.display="",i.style.cursor="pointer",i.style.left="calc(50% - 100px)",i.style.width="200px",i.style.height="100px",i.textContent="ENTER VR";const E={...e,optionalFeatures:[...e.optionalFeatures||[]]};i.onmouseenter=()=>{i.style.opacity="1.0"},i.onmouseleave=()=>{i.style.opacity="0.5"},i.onclick=()=>{c===null?(console.log("requesting session"),n.requestSession("immersive-vr",E).then(I)):(console.log("ending session"),c.end())}}function a(){i.style.display="none",i.style.cursor="auto",i.style.left="calc(50% - 75px)",i.style.width="150px",i.onmouseenter=null,i.onmouseleave=null,i.onclick=null}function o(){a(),i.textContent="VR NOT SUPPORTED"}function g(c){a(),console.warn("Exception when trying to call xr.isSessionSupported",c),i.textContent="VR NOT ALLOWED"}function l(c){c.style.position="absolute",c.style.bottom="20px",c.style.padding="12px 6px",c.style.border="1px solid #fff",c.style.borderRadius="4px",c.style.background="rgba(0,0,0,0.1)",c.style.color="#fff",c.style.font="normal 13px sans-serif",c.style.textAlign="center",c.style.opacity="0.5",c.style.outline="none",c.style.zIndex="999"}return i.id="VRButton",i.style.display="none",l(i),n.isSessionSupported("immersive-vr").then(c=>{c?r():o(),c&&Pt.xrSessionIsGranted&&i.click()}).catch(g),i}static registerSessionGrantedListener(){const A=navigator.xr;if(!A)return null;const e=A;/WebXRViewer\//i.test(navigator.userAgent)||e.addEventListener("sessiongranted",()=>{Pt.xrSessionIsGranted=!0})}};Pt.xrSessionIsGranted=!1;let de=Pt;de.registerSessionGrantedListener();const Fh=.5,Nh=.5,kh=0;var Me=(t=>(t.w="wrist",t.t0="thumb-metacarpal",t.t1="thumb-phalanx-proximal",t.t2="thumb-phalanx-distal",t.t3="thumb-tip",t.i0="index-finger-metacarpal",t.i1="index-finger-phalanx-proximal",t.i2="index-finger-phalanx-intermediate",t.i3="index-finger-phalanx-distal",t.i4="index-finger-tip",t.m0="middle-finger-metacarpal",t.m1="middle-finger-phalanx-proximal",t.m2="middle-finger-phalanx-intermediate",t.m3="middle-finger-phalanx-distal",t.m4="middle-finger-tip",t.r0="ring-finger-metacarpal",t.r1="ring-finger-phalanx-proximal",t.r2="ring-finger-phalanx-intermediate",t.r3="ring-finger-phalanx-distal",t.r4="ring-finger-tip",t.p0="pinky-finger-metacarpal",t.p1="pinky-finger-phalanx-proximal",t.p2="pinky-finger-phalanx-intermediate",t.p3="pinky-finger-phalanx-distal",t.p4="pinky-finger-tip",t))(Me||{});const Cs=Object.keys(Me),Th=Cs.length,Uh={w:0,t0:1,t1:2,t2:3,t3:4,i0:5,i1:6,i2:7,i3:8,i4:9,m0:10,m1:11,m2:12,m3:13,m4:14,r0:15,r1:16,r2:17,r3:18,r4:19,p0:20,p1:21,p2:22,p3:23,p4:24},zt={w:.02,t0:.02,t1:.014,t2:.0115,t3:.0085,i0:.022,i1:.012,i2:.0085,i3:.0075,i4:.0065,m0:.021,m1:.012,m2:.008,m3:.0075,m4:.0065,r0:.019,r1:.011,r2:.0075,r3:.007,r4:.006,p0:.012,p1:.01,p2:.007,p3:.0065,p4:.0055},fo=[["w","t0","t1","t2","t3"],["w","i0","i1","i2","i3","i4"],["w","m0","m1","m2","m3","m4"],["w","r0","r1","r2","r3","r4"],["w","p0","p1","p2","p3","p4"]],yo=[[8,10,8,6],[8,19,14,8,6],[8,19,14,8,6],[8,19,14,8,6],[8,19,14,8,6]],Gh=["t3","i4","m4","r4","p4"],Rh=["i4","m4","r4","p4"];var Bs=(t=>(t.left="left",t.right="right",t))(Bs||{});const ye=Object.keys(Bs);class Yh{constructor(){this.hands={},this.last={},this.values={},this.tests={},this.lastTests={},this.updated=!1}update({xr:A,xrFrame:e}){const s=A.getSession();if(!s)return;const n=A.getReferenceSpace();if(n&&e.getJointPose){this.last=this.hands,this.lastTests=this.tests,this.hands={},this.values={},this.tests={};for(const i of s.inputSources){if(!i.hand)continue;const r=i.handedness;this.hands[r]={};for(const a of Cs){const o=i.hand.get(Me[a]);if(o){const g=e.getJointPose(o,n);if(g){const{position:l,orientation:c}=g.transform;this.hands[r][a]={position:new sA.Vector3(l.x,l.y,l.z),quaternion:new sA.Quaternion(c.x,c.y,c.z,c.w),radius:g.radius||.001}}}}}for(const i of ye)for(const{key:r,value:a}of[{key:`${i}AllTips`,value:this.allTipsTouching(i)},{key:`${i}IndexThumb`,value:this.touching(i,"i4",i,"t3")},{key:`${i}MiddleThumb`,value:this.touching(i,"m4",i,"t3")},{key:`${i}RingThumb`,value:this.touching(i,"r4",i,"t3")},{key:`${i}PinkyThumb`,value:this.touching(i,"p4",i,"t3")},{key:`${i}TriTips`,value:this.triTipsTouching(i)}])this.values[r]=a,this.tests[r]=a===1?!0:a===0?!1:this.lastTests[r]??!1}}makeGhostMesh(){const A=new sA.Vector3,e=new sA.Vector3(.01,.01,.01),s=new sA.Quaternion(0,0,0,1),n=new sA.Color(1,1,1),i=Math.PI*3;new sA.Color(1,1,1);let r=1;const a=new ct({onFrame:()=>{let o=0;for(const g of ye){const l=this.hands[g];for(const[c,I]of fo.entries())for(let h=1;h<I.length;++h){const E=yo[c][h-1]*2,C=h+1===I.length,B=l==null?void 0:l[I[h-1]],Q=l==null?void 0:l[I[h]];for(let f=0;f<E;++f){const p=(f+.5)/E;if(r=0,B&&Q){A.copy(B.position).lerp(Q.position,p),s.copy(B.quaternion).slerp(Q.quaternion,p);const d=zt[I[h-1]],y=zt[I[h]];let D=(1-p)*d+p*y;C&&p>.8&&(D*=Math.sqrt(1-((p-.8)/.2)**2)),e.set(.65*D,.5*D,.003),n.set(.55+.45*Math.sin(A.x*i),.55+.45*Math.sin(A.y*i),.55+.45*Math.sin(A.z*i)),g==="right"&&n.set(1-n.r,1-n.g,1-n.b),r=.75}a.packedSplats.setSplat(o,A,e,s,r,n),o+=1}}}a.packedSplats.numSplats=o,a.packedSplats.needsUpdate=!0,a.numSplats=o,a.updateVersion()}});return a}distance(A,e,s,n,i=!1){const r=i?this.last[A]:this.hands[A],a=i?this.last[s]:this.hands[s],o=r==null?void 0:r[e],g=a==null?void 0:a[n];return!o||!g?Number.POSITIVE_INFINITY:o.position.distanceTo(g.position)}separation(A,e,s,n,i=!1){const r=this.distance(A,e,s,n,i);return r===Number.POSITIVE_INFINITY?Number.POSITIVE_INFINITY:r-zt[e]-zt[n]}touching(A,e,s,n,i=!1){const r=this.separation(A,e,s,n,i);return r===Number.POSITIVE_INFINITY?Number.POSITIVE_INFINITY:1-Math.max(0,Math.min(1,r/.01-kh))}allTipsTouching(A,e=!1){return Math.min(this.touching(A,"t3",A,"i4",e),this.touching(A,"i4",A,"m4",e),this.touching(A,"m4",A,"r4",e),this.touching(A,"r4",A,"p4",e))}triTipsTouching(A,e=!1){return Math.min(this.touching(A,"t3",A,"i4",e),this.touching(A,"i4",A,"m4",e),this.touching(A,"m4",A,"t3",e))}}class Jh{constructor({xrHands:A,control:e,moveInertia:s,rotateInertia:n}){this.lastGrip={},this.lastPivot=new sA.Vector3,this.rotateVelocity=0,this.velocity=new sA.Vector3,this.xrHands=A,this.control=e,this.moveInertia=s??Fh,this.rotateInertia=n??Nh}update(A){var i,r,a,o,g;const e={};for(const l of ye){const c=this.xrHands.hands[l];c&&this.xrHands.tests[`${l}MiddleThumb`]&&(e[l]=new sA.Vector3().add(((i=c.t3)==null?void 0:i.position)??new sA.Vector3).add(((r=c.i4)==null?void 0:r.position)??new sA.Vector3).add(((a=c.m4)==null?void 0:a.position)??new sA.Vector3).add(((o=c.r4)==null?void 0:o.position)??new sA.Vector3).add(((g=c.p4)==null?void 0:g.position)??new sA.Vector3).multiplyScalar(1/5))}if(e.left&&e.right&&this.lastGrip.left&&this.lastGrip.right){const l=e.left.clone().add(e.right).multiplyScalar(.5),c=this.lastGrip.left.clone().add(this.lastGrip.right).multiplyScalar(.5);this.lastPivot=l;const I=l.clone().applyMatrix4(this.control.matrix);I.sub(c.clone().applyMatrix4(this.control.matrix)),I.multiplyScalar(1/A),this.velocity.lerp(I,1-Math.exp(-20*A));const h=Math.atan2(e.left.z-l.z,e.left.x-l.x),E=Math.atan2(this.lastGrip.left.z-c.z,this.lastGrip.left.x-c.x);let C=h-E;C>Math.PI?C-=Math.PI*2:C<-Math.PI&&(C+=Math.PI*2);const B=C/A,Q=Math.exp(-20*A);this.rotateVelocity=this.rotateVelocity*Q+B*(1-Q)}else if(this.rotateVelocity*=Math.exp(-A/this.rotateInertia),e.left&&this.lastGrip.left){const l=e.left.clone().applyMatrix4(this.control.matrix);l.sub(this.lastGrip.left.clone().applyMatrix4(this.control.matrix)),l.multiplyScalar(1/A),this.velocity.lerp(l,1-Math.exp(-20*A))}else if(e.right&&this.lastGrip.right){const l=e.right.clone().applyMatrix4(this.control.matrix);l.sub(this.lastGrip.right.clone().applyMatrix4(this.control.matrix)),l.multiplyScalar(1/A),this.velocity.lerp(l,1-Math.exp(-20*A))}else this.velocity.multiplyScalar(Math.exp(-A/this.moveInertia));const s=this.lastPivot.clone().negate(),n=new sA.Matrix4().makeTranslation(s).premultiply(new sA.Matrix4().makeRotationY(this.rotateVelocity*A)).premultiply(new sA.Matrix4().makeTranslation(this.lastPivot));this.control.matrix.multiply(n),this.control.matrix.decompose(this.control.position,this.control.quaternion,this.control.scale),this.control.updateMatrixWorld(!0),this.control.position.sub(this.velocity.clone().multiplyScalar(A)),this.lastGrip=e}}const _h=1,Lh=2,zh=.002,Hh=.006,qh=.0015,Kh=.15,$h=.15,Vh=.1,Ph=2,Zh=1,Xh=200,Oh=400,jh=50,Wh={KeyW:new u.Vector3(0,0,-1),KeyS:new u.Vector3(0,0,1),KeyA:new u.Vector3(-1,0,0),KeyD:new u.Vector3(1,0,0),KeyR:new u.Vector3(0,1,0),KeyF:new u.Vector3(0,-1,0)},AC={ArrowUp:new u.Vector3(0,0,-1),ArrowDown:new u.Vector3(0,0,1),ArrowLeft:new u.Vector3(-1,0,0),ArrowRight:new u.Vector3(1,0,0),PageUp:new u.Vector3(0,1,0),PageDown:new u.Vector3(0,-1,0)},tC={KeyQ:new u.Vector3(0,0,1),KeyE:new u.Vector3(0,0,-1)},eC={Home:new u.Vector3(0,-1,0),End:new u.Vector3(0,1,0),Insert:new u.Vector3(-1,0,0),Delete:new u.Vector3(1,0,0)};class sC{constructor({canvas:A}){this.lastTime=0,this.fpsMovement=new wo({}),this.pointerControls=new mo({canvas:A})}update(A){const e=performance.now(),s=(e-(this.lastTime||e))/1e3;this.lastTime=e,this.fpsMovement.update(s,A),this.pointerControls.update(s,A)}}class wo{constructor({moveSpeed:A,rollSpeed:e,stickThreshold:s,rotateSpeed:n,keycodeMoveMapping:i,keycodeRotateMapping:r,gamepadMapping:a,capsMultiplier:o,shiftMultiplier:g,ctrlMultiplier:l,xr:c}={}){this.enable=!0,this.moveSpeed=A??_h,this.rollSpeed=e??Lh,this.stickThreshold=s??Vh,this.rotateSpeed=n??Ph,this.keycodeMoveMapping=i??{...Wh,...AC},this.keycodeRotateMapping=r??{...tC,...eC},this.gamepadMapping=a??{4:"rollLeft",5:"rollRight",6:"ctrl",7:"shift"},this.capsMultiplier=o??10,this.shiftMultiplier=g??5,this.ctrlMultiplier=l??1/5,this.xr=c,this.keydown={},this.keycode={},document.addEventListener("keydown",I=>{this.keydown[I.key]=!0,this.keycode[I.code]=!0}),document.addEventListener("keyup",I=>{this.keydown[I.key]=!1,this.keycode[I.code]=!1}),window.addEventListener("blur",()=>{this.keydown={},this.keycode={}})}update(A,e){var l,c;if(!this.enable)return;const s=[new u.Vector2,new u.Vector2],n=navigator.getGamepads()[0];n&&(s[0].set(n.axes[0],n.axes[1]),s[1].set(n.axes[2],n.axes[3]));const i=(n==null?void 0:n.buttons.map(I=>I.pressed))||[],r=Array.from(((c=(l=this.xr)==null?void 0:l.getSession())==null?void 0:c.inputSources)??[]);for(const I of r){const h=I.gamepad;if(h)switch(I.handedness){case"none":{s[0].x+=h.axes[0],s[0].y+=h.axes[1],s[1].x+=h.axes[2],s[1].y+=h.axes[3];break}case"left":{s[0].x+=h.axes[2],s[0].y+=h.axes[3];break}case"right":{s[1].x+=h.axes[2],s[1].y+=h.axes[3];break}}}for(const I of s)I.x=Math.abs(I.x)>=this.stickThreshold?I.x:0,I.y=Math.abs(I.y)>=this.stickThreshold?I.y:0;const a=new u.Vector3(s[1].x,s[1].y,0).multiplyScalar(this.rotateSpeed);for(const[I,h]of Object.entries(this.keycodeRotateMapping))this.keycode[I]&&a.add(h);for(const I in this.gamepadMapping)if(i[Number.parseInt(I)])switch(this.gamepadMapping[I]){case"rollLeft":a.z+=1;break;case"rollRight":a.z-=1;break}if(a.multiply(new u.Vector3(this.rotateSpeed,this.rotateSpeed,this.rollSpeed)),a.manhattanLength()>0){a.multiplyScalar(A);const I=new u.Euler().setFromQuaternion(e.quaternion,"YXZ");I.y-=a.x,I.x=Math.max(-Math.PI/2,Math.min(Math.PI/2,I.x-a.y)),I.z=Math.max(-Math.PI,Math.min(Math.PI,I.z+a.z)),e.quaternion.setFromEuler(I)}const o=new u.Vector3(s[0].x,0,s[0].y);for(const[I,h]of Object.entries(this.keycodeMoveMapping))this.keycode[I]&&o.add(h);let g=1;this.keydown.CapsLock&&(g*=this.capsMultiplier),(this.keycode.ShiftLeft||this.keycode.ShiftRight)&&(g*=this.shiftMultiplier),(this.keycode.ControlLeft||this.keycode.ControlRight)&&(g*=this.ctrlMultiplier);for(const I in this.gamepadMapping)if(i[Number.parseInt(I)])switch(this.gamepadMapping[I]){case"shift":g*=this.shiftMultiplier;break;case"ctrl":g*=this.ctrlMultiplier;break}o.applyQuaternion(e.quaternion),e.position.add(o.multiplyScalar(this.moveSpeed*g*A))}}class mo{constructor({canvas:A,rotateSpeed:e,slideSpeed:s,scrollSpeed:n,swapRotateSlide:i,reverseRotate:r,reverseSlide:a,reverseSwipe:o,reverseScroll:g,moveInertia:l,rotateInertia:c,pointerRollScale:I,doublePress:h}){this.enable=!0,this.canvas=A,this.rotateSpeed=e??zh,this.slideSpeed=s??Hh,this.scrollSpeed=n??qh,this.swapRotateSlide=i??!1,this.reverseRotate=r??!1,this.reverseSlide=a??!1,this.reverseSwipe=o??!1,this.reverseScroll=g??!1,this.moveInertia=l??$h,this.rotateInertia=c??Kh,this.pointerRollScale=I??Zh,this.doublePress=h??(()=>{}),this.doublePressLimitMs=Oh,this.doublePressDistance=jh,this.lastUp=null,this.rotating=null,this.sliding=null,this.dualPress=!1,this.scroll=new u.Vector3,this.rotateVelocity=new u.Vector3,this.moveVelocity=new u.Vector3,A.addEventListener("pointerdown",C=>{const B=this.getPointerPosition(C),Q=B.clone(),f=B.clone(),p=!this.swapRotateSlide&&!this.rotating&&(C.pointerType!=="mouse"||C.button===0)||this.swapRotateSlide&&this.sliding&&!this.rotating&&(C.pointerType!=="mouse"||C.button===1),{pointerId:d,timeStamp:y}=C;if(p)this.rotating={initial:Q,last:f,position:B,pointerId:d,timeStamp:y},A.setPointerCapture(C.pointerId),this.dualPress=!1;else if(!this.sliding){const D=C.pointerType==="mouse"?C.button:void 0;this.sliding={initial:Q,last:f,position:B,pointerId:d,button:D,timeStamp:y},A.setPointerCapture(C.pointerId),this.dualPress=this.rotating!=null&&y-this.rotating.timeStamp<Xh}});const E=C=>{var f,p;((f=this.rotating)==null?void 0:f.pointerId)===C.pointerId?(this.rotating=null,A.releasePointerCapture(C.pointerId),this.dualPress&&this.sliding&&(A.releasePointerCapture(this.sliding.pointerId),this.sliding=null)):((p=this.sliding)==null?void 0:p.pointerId)===C.pointerId&&(this.sliding=null,A.releasePointerCapture(C.pointerId),this.dualPress&&this.rotating&&(A.releasePointerCapture(this.rotating.pointerId),this.rotating=null));const B=this.getPointerPosition(C),Q=this.lastUp;if(this.lastUp={position:B,time:C.timeStamp},Q&&Q.position.distanceTo(B)<this.doublePressDistance){const y=C.timeStamp-Q.time;y<this.doublePressLimitMs&&(this.lastUp=null,this.doublePress({position:B,intervalMs:y}))}};document.addEventListener("pointerup",E),document.addEventListener("pointercancel",E),document.addEventListener("pointermove",C=>{var B,Q;((B=this.rotating)==null?void 0:B.pointerId)===C.pointerId?this.rotating.position=this.getPointerPosition(C):((Q=this.sliding)==null?void 0:Q.pointerId)===C.pointerId&&(this.sliding.position=this.getPointerPosition(C))}),A.addEventListener("contextmenu",C=>{C.preventDefault()}),A.addEventListener("wheel",C=>{this.scroll.add(new u.Vector3(C.deltaX,C.deltaY,C.deltaZ)),C.preventDefault()})}getPointerPosition(A){const e=this.canvas.getBoundingClientRect();return new u.Vector2(A.clientX-e.left,A.clientY-e.top)}update(A,e){if(!this.enable)return;if(this.dualPress&&this.rotating&&this.sliding){const n=[this.rotating.position.clone().sub(this.rotating.last),this.sliding.position.clone().sub(this.sliding.last)],i=n[0].dot(n[1]);if(i>=.2){const r=n[0].clone().add(n[1]),a=new u.Vector3(r.x,-r.y,0);a.multiplyScalar(this.slideSpeed*(this.reverseSwipe?1:-1)),a.applyQuaternion(e.quaternion),e.position.add(a),this.moveVelocity=a.clone().multiplyScalar(1/A)}else if(i<=-.2){const r=this.sliding.last.clone().sub(this.rotating.last),a=r.length();r.multiplyScalar(1/a).normalize();const o=new u.Vector2(-r.y,r.x),g=[n[0].dot(r),n[1].dot(r)],l=[n[0].dot(o),n[1].dot(o)],c=this.rotating.last.clone().add(this.sliding.last).multiplyScalar(.5);let I=new u.Vector3;if(e instanceof u.Camera){const f=new u.Vector2(c.x/this.canvas.clientWidth*2-1,-(c.y/this.canvas.clientHeight)*2+1),p=new u.Raycaster;p.setFromCamera(f,e),I=p.ray.direction}const h=g[1]-g[0],E=I.multiplyScalar(h*this.slideSpeed);e.position.add(E),this.moveVelocity=E.clone().multiplyScalar(1/A);const C=[Math.atan(l[0]/(-.5*a)),Math.atan(l[1]/(.5*a))],B=.5*(C[0]+C[1])*this.pointerRollScale,Q=new u.Euler().setFromQuaternion(e.quaternion,"YXZ");Q.z=Math.max(-Math.PI,Math.min(Math.PI,Q.z+.5*B)),e.quaternion.setFromEuler(Q)}this.rotating.last.copy(this.rotating.position),this.sliding.last.copy(this.sliding.position)}else{const n=new u.Vector3;if(this.rotating&&!this.dualPress){const r=this.rotating.position.clone().sub(this.rotating.last);this.rotating.last.copy(this.rotating.position),n.set(r.x,r.y,0),n.multiplyScalar(this.rotateSpeed*(this.reverseRotate?-1:1)),this.rotateVelocity=n.clone().multiplyScalar(1/A)}else this.rotateVelocity.multiplyScalar(Math.exp(-A/this.rotateInertia)),n.addScaledVector(this.rotateVelocity,A);const i=new u.Euler().setFromQuaternion(e.quaternion,"YXZ");if(i.y-=n.x,i.x=Math.max(-Math.PI/2,Math.min(Math.PI/2,i.x-n.y)),i.z*=Math.exp(-0*A),e.quaternion.setFromEuler(i),this.sliding&&!this.dualPress){const r=this.sliding.position.clone().sub(this.sliding.last);this.sliding.last.copy(this.sliding.position);const a=this.sliding.button!==2?new u.Vector3(r.x,0,r.y):new u.Vector3(r.x,-r.y,0);a.multiplyScalar(this.slideSpeed*(this.reverseSlide?-1:1)),a.applyQuaternion(e.quaternion),e.position.add(a),this.moveVelocity=a.clone().multiplyScalar(1/A)}else this.moveVelocity.multiplyScalar(Math.exp(-A/this.moveInertia)),e.position.addScaledVector(this.moveVelocity,A)}const s=this.scroll.multiplyScalar(this.scrollSpeed);s.set(s.x,s.z,s.y),this.reverseScroll&&s.multiplyScalar(-1),s.applyQuaternion(e.quaternion),e.position.add(s),this.scroll.set(0,0,0)}}exports.FINGER_TIPS=Rh;exports.FpsMovement=wo;exports.HANDS=ye;exports.Hand=Bs;exports.HandMovement=Jh;exports.JOINT_IDS=Cs;exports.JOINT_INDEX=Uh;exports.JOINT_RADIUS=zt;exports.JOINT_SEGMENTS=fo;exports.JOINT_SEGMENT_STEPS=yo;exports.JOINT_TIPS=Gh;exports.JointEnum=Me;exports.LN_SCALE_MAX=TA;exports.LN_SCALE_MIN=kA;exports.NUM_JOINTS=Th;exports.PackedSplats=HA;exports.PlyReader=jt;exports.PointerControls=mo;exports.Readback=Xt;exports.RgbaArray=pe;exports.Sint8ToFloat=Kn;exports.SparkControls=sC;exports.SparkRenderer=Ae;exports.SparkViewpoint=Wt;exports.SplatAccumulator=ue;exports.SplatEdit=Ot;exports.SplatEditRgbaBlendMode=Ao;exports.SplatEditSdf=to;exports.SplatEditSdfType=Wa;exports.SplatEdits=eo;exports.SplatFileType=Dt;exports.SplatGenerator=kt;exports.SplatLoader=lo;exports.SplatMesh=ct;exports.SplatModifier=ro;exports.SplatSkinning=Ch;exports.SplatTransformer=ht;exports.SpzReader=uo;exports.SpzWriter=XA;exports.Uint8ToFloat=qn;exports.VRButton=de;exports.XrHands=Yh;exports.constructAxes=ph;exports.constructGrid=Qh;exports.constructSpherePoints=fh;exports.defines=Ec;exports.dyno=du;exports.flipPixels=jn;exports.floatToSint8=Vt;exports.floatToUint8=bA;exports.fromHalf=fA;exports.generators=Dh;exports.getSplatFileType=ls;exports.imageSplats=yh;exports.isAndroid=Xn;exports.isMobile=Zn;exports.isOculus=On;exports.isPcSogs=Xu;exports.modifiers=bh;exports.pixelsToPngUrl=Wn;exports.setPackedSplat=Be;exports.textSplats=dh;exports.toHalf=at;exports.transcodeSpz=hh;exports.unpackSplat=Ee;exports.unpackSplats=us;exports.utils=Vg;
//# sourceMappingURL=spark.cjs.min.js.map
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